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PublicationSouthern South China Sea dynamics: sea level change from Coupled Model Intercomparison Project Phase 6 (CMIP6) in the 21st century(MDPI, 2023)Sea level rise will significantly impact coastal areas around the world. As a coastal country, Malaysia’s rising sea levels are a significant concern because they would affect 70% of its population. The study of sea level rise is important in order to implement effective mitigation and adaptation strategies. This study investigates the performance of CMIP6 Global Climate Models (GCMs) in simulating sea level rise in the Malaysian seas using various statistical methods. The models’ performances were evaluated by comparing historic CMIP6 GCM runs from 1993 to 2010 with sea level measurements from the satellite altimetry AVISO+ using the Taylor diagram. The SCS (SCSPM and SCSEM) had a higher sea level range and trend in both selected areas than the SM and SS. With 1.5 °C warmings, the multi-model ensemble means predicted that the SCS would rise by 16 mm near the Peninsular, with sea levels increasing by 0.908 m at a rate of 1.5 mm/year, and by 14.5 mm near East Malaysia, with sea levels increasing by 0.895 m at a rate of 1.1 mm/year. In contrast, 2.0 °C warmings project that SCSPM and SCSEM would cause sea levels to rise by 20.2 mm and 21.5 mm, respectively, at a rate of 0.6 mm/year and 0.7 mm/year. This information will provide an insight into Malaysian sea levels between now and the end of the twenty-first century, which will be beneficial for government agencies, academics, and relevant stakeholders.
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PublicationComparison of enhancement method for Ziehl-Neelsen stain sputum smear images(AIP Publishing, 2023)This paper describes different techniques used to enhance Tuberculosis bacilli in sputum smear samples prepared using the Ziehl-Neelsen technique. Improper preparation of staining process may result in under-staining and over-staining to some specimen. According to image captured, it is easy to recognize the single bacilli but for overlapping bacilli they were labelled as 'possible TB'. Some of the images has dark background that makes it difficult to detect the bacilli in the images. It is also difficult in obtaining accurate results TB image. This research will propose two method to improve quality of image. First method, combination of global enhancement and partial contrast enhancement. Second method, combination of local contrast enhancement and partial contrast enhancement. Both methods will be used on the TB bacilli images. To obtain good result on TB bacilli, a comparison of suggestion enhancement technique will be carried out. The result shows that the combination of local enhancement and partial contrast enhancement is the most efficient technique to enhance images.
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PublicationChip morphology and surface integrity in turning AZ31 Magnesium alloy under dry machining and submerged convective cooling(MDPI, 2023)Magnesium alloys have broad applications, including medical implants and the aerospace sector owing to their great density and high strength-to-weight ratio. Dry cutting is a frequent technique for machining this material. However, it always leads to an excessive rise in temperature due to the absence of cooling at the cutting zone, which affects the machined surface integrity and chip morphology. In this study, chip morphology and surface integrity of the AZ31 magnesium alloy were investigated in the turning process using an internal cooling method called submerged convective cooling (SCC) to overcome the absence of cooling in dry cutting. This method can exploit the advantage of the high specific heat capacity of water as a cooling fluid without any reaction between water and magnesium to create a cooling element in the cutting zone. The chip morphologies and surface integrity were analyzed experimentally with varying cutting speeds under SCC and dry cutting. The experimental results revealed that SCC and dry cutting produced saw-tooth or serrated chip formation. The chips produced in dry cutting were continuous, while SCC was short and discontinuous as a result of a severe crack on the back surface of the chip. It was discovered that the grain refinement layer on the machined samples was thinner under SCC turning. SCC machining increased the microhardness of the AZ31 magnesium alloy by 60.5% from 55 HV to 88.3 HV, while dry turning exhibited a 49% increase in microhardness. The result revealed that surface roughness improved by 10.8%, 9.4% and 4.7% for cutting speeds (V) of 120, 180, and 240 m/min, respectively, under the SCC internal cooling. Based on the result obtained, SCC cutting outperformed dry cutting in terms of chip breakability, grain refinement, microhardness, and surface roughness.
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PublicationReview—Charge carrier mobility of organic thin film transistor: intrinsic and extrinsic influencing factors based on organic semiconducting materials(IOP Publishing, 2023)The use of organic thin film transistors (OTFTs) is growing rapidly as an alternative to their inorganic counterparts due to their advantageous properties, such as easy processing and flexibility. The performance of OTFTs is still undergoing improvement and taking this as a recognition, this paper reviews various factors that influence the performance of the OTFTs, primarily in terms of field-effect mobility. The influencing factors reviewed in this article are divided into intrinsic and extrinsic factors for different organic semiconducting materials (OSMs). The intrinsic factors include the OSMs’ molecular orientation, OSM/dielectric interaction, and OSM/electrode interaction. The extrinsic factors are basically related to the OSM processing and OTFTs fabrication. For example, the article discusses how mixing, blending, and annealing affect the properties of the OSMs. The effect of the ambient atmosphere on OTFTs’ performance is also discussed. The aim of this article is to discuss the current trends related to one of the critical figures of merit of OTFTs, which is the mobility of charge carriers.
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PublicationPilot study analysis for acceptance towards 5S quality management among university students(AIP Publishing, 2023)The 5S quality management is a standardized process that when properly implemented creates and maintains an organized, safe, clean and efficient workplace. An organized workplace is one of contributing factor for effectiveness for study activity among students in university. Therefore, a study to explained the determinant factors that influence acceptance towards 5S quality management is crucial to be carried out in university. This study developed pilot study analysis for acceptance towards 5S quality management among university students. This study performed questionnaire quantitative method in assessing the acceptance of 5S quality management among students in university. Theory of Planned Behavior (TPB) is selected as underpinning theory for conceptual research framework. Additional variable namely Knowledge (K) is added as additional variable to improve the theoretical framework of this research. The number of respondents is 40 students for pilot test in validating research instruments. The value of Cronbach Alpha for all four variables are larger than 0.7. Therefore, the pilot test result shows all instruments in measuring four variables meet the requirement for validity and reliability test. The finding of this study add knowledge to body of literature. In the same time, this study helps practitioners in developing policy for university in achieving sustainable green campus.
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PublicationCorak penggunaan percampuran kod dalam kalangan pelajar Malaysia di China( 2022-12)Bahasa adalah alat yang sangat penting bagi manusia untuk berkomunikasi antara satu sama lain. Ia juga merupakan alat untuk menyampaikan mesej dari seorang individu ke individu lain. Di dunia moden, cara manusia berkomunikasi menjadi lebih mudah dan pantas dengan penemuan teknologi. Salah satu medium komunikasi yang popular di kalangan pengguna adalah aplikasi WhatsApp. Bahasa yang digunakan dalam aplikasi WhatsApp juga bergantung kepada pengguna bahasa. Namun begitu, di dapati penggunaan bahasa rojak, iaitu percampuran kod bahasa Melayu dan bahasa lain dalam aplikasi WhatsApp adalah amat ketara digunakan oleh pengguna di Malaysia. Sehubungan itu, tujuan kajian ini dijalankan adalah untuk melihat bentuk dan corak penggunaan percampuran kod antara bahasa Melayu dan Mandarin dalam platform media sosial WhatsApp serta faktor yang mendorong kepada penggunaan percampuran kod tersebut. Kajian ini menggunakan pendekatan kualitatif. Data dikumpul daripada sebuah kumpulan perbualan di aplikasi WhatsApp yang terdiri daripada 18 orang alumni pelajar jurusan bahasa Mandarin dan merupakan rakan sekelas selama lima tahun dari Beijing Foreign Studies University, China. Data diambil dari sejarah perbualan mereka dalam jangka masa dua tahun empat bulan iaitu daripada 6 Mac 2015 sehingga 6 Julai 2017. Dapatan kajian mendapati bentuk percampuran kod penyisipan adalah bentuk yang paling banyak digunakan diikuti dengan bentuk penggantian. Manakala bentuk percampuran kod yang sedikit adalah bentuk leksikal kongruen. Seterusnya faktor yang menyebabkan penggunaan percampuran kod ini adalah ketiadaan istilah atau terjemahan yang tepat, mudah menyampaikan maksud pesanan, dapat berlatih serta meningkatkan penguasaan bahasa Mandarin, faktor pesekitaran, tanda penegasan dan mengelak daripada berlakunya salah faham. Secara keseluruhannya, penggunaan percampuran kod ini dapat membantu pelajar supaya menjadi biasa dengan penggunaannya, seterusnya meningkatkan tahap pemahaman mereka.
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PublicationDependence of deposition bath temperature for p-electrodeposited-Cu₂O onto n-TiO₂/ZnO bilayer thin films(Elsevier, 2023)The synthesis of semiconductor materials is crucial to produce the best properties of heterojunction thin films solar cell. Titanium dioxide (TiO2) is coupled with zinc oxide (ZnO) to promote high transmittance due to low utilization of the solar spectrum. In this project, p-Cu2O as absorbing layer was deposited onto n-TiO2/ZnO bilayer thin film which acts as window layer in order to complete the device. Several bath temperatures of 30, 40, 50 and 60 °C were manipulated during Linear Sweep Voltammetry (LSV) measurement and electrodeposition process for p-Cu2O thin film. The LSV measurement was employed to determine the potential value and electrochemical properties of p-Cu2O thin film. Based on findings, the suitable deposition potential chosen is − 0.4 V vs Ag/AgCl. The p-Cu2O thin film deposited at bath temperature of 40 °C exhibited the highest diffraction peak intensity in the (111)-preferred plane orientation showing high crystallinity. The surface morphology of homogeneous and well-defined triangular shape with thickness of 4.93μm was observed. The estimated bandgap energy of 1.92 eV acquired indicated to p-Cu2O thin film. The n-TiO2/ZnO bilayer/p-Cu2O heterojunction thin film was successfully fabricated and showed significant electrical rectification properties. Here in, bath temperature influenced to the enhancement of heterointerface growth development in several properties.
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PublicationPentaksiran Berasaskan Projek (PBP) sebagai alternatif pengganti Ujian Penilaian Sekolah Rendah (UPSR)( 2022)Pembelajaran Berasaskan Projek (PBP) adalah satu proses pembelajaran secara aktif yang dilakukan dengan mengolah pengalaman melalui cara mendengar, membaca, menulis, perbincangan, merefleksi rangsangan dan menyelesaikan masalah. Ia dipilih menjadi suatu pembelajaran alternatif dalam menggantikan UPSR. Tujuan pembangunan ini adalah untuk menilai perkembangan pembelajaran murid. Maklumat daripada pentaksiran tersebut digunakan untuk merancang tindakan susulan. Menerusi PBP ini, guru diberi pendedahan berkaitan konsep, tujuan, ciri-ciri, kaedah, aspek yang ditaksir dan pengaplikasian di dalam bilik darjah. Artikel ini telah menggunakan kaedah soal selidik 17 item soal selidik yang dibahagikan kepada 2 bahagian. Bahagian I, berkaitan latar belakang responden manakala bahagian II adalah kepentingan dan keperluan penilaian bagi menggantikan upsr. Hasil dapatan menunjukkan bahawa pentaksiran berasaskan PBP adalah mampu digarap menjadi pentaksiran yang khusus dalam menggantikan UPSR. Kesimpulannya, kajian mencadangkan agar pembelajaran berasaskan projek diterapkan sebagai alternatif menggantikan UPSR
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PublicationCrystals structure : linear and nonlinear optical susceptibilities( 2013)In recent years, nonlinear optics has developed into a field of major study because of rapid advances in laser technology. Nonlinear optical techniques have been applied to many diverse disciplines such as atomic, molecular, solid-state physics, materials science, chemical dynamics, surface interface sciences, biophysics, and medicine. The development of new advanced nonlinear optical materials for special applications is of crucial importance in technical areas such as optoelectronics, acoustic-optic conversions, optical signal processing, optical computing, and neuro-network implementation.
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PublicationMelestarikan pembangunan komuniti sejahtera( 2015)Melestarikan Pembangunan Komuniti Sejahtera merupakan Siri Diges Kemanusiaan yang menghimpunkan artikel-artikel mengenai isu-isu berkaitan bidang kemanusiaan. Fokus utama buku ini adalah membincangkan peranan dan tanggungjawab masyarakat bagi melahirkan sebuah komuniti yang sejahtera. Bidang kemanusiaan sentiasa relevan dan sentiasa menarik minat pelbagai pihak untuk mencapai kesejahteraan sejagat. Buku ini dapat memberikan pencerahan dan panduan yang berguna kepada para pembaca untuk memperbaiki diri, seterusnya membentuk masyarakat yang berakhlak dan bermoral yang menyumbang kepada keharmonian negara.
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Publication"A binding contract between the dominant and the submissive”: linguistic analysis of gender bias in Fifty Shades of Grey (2015)( 2022-12)Language, a significant tool for communication, is implemented to express an interlocutor’s attitude. Their language choice can imply manipulation of power or discrimination between sexes, also known as sexist language. Since dialogues in movies represent real-world communication, this study aims to delve into the sexist language depicted in Fifty Shades of Grey (2015), a romantic drama film. In particular, the genre reflects the apparent discrepancy between male and female counterparts in terms of language and gender bias. The movie was then selected as the main text for the linguistic investigation of sexist language in this descriptive qualitative research. The essential framework in this research is centered extensively on Sara Mills’ theory regarding language and feminism encompassing overt sexism and indirect sexism. Overt sexism is categorized into six types including generic pronouns, generic nouns, non-parallel terms, sexism in proverbs, sexism in swear word, and derivation. On the other hand, indirect sexism is categorized into six subtypes, namely humor, presupposition, conflicting message, scripts and metaphors, collocation, and androcentric perspective. The researchers observe that characters and their attitudes render sexist ideology while their utterances convey gender-related discrimination.
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Publication"Look & Blink" two step verification security log in system( 2021-03-01)A new artificial intelligence security design which is face recognition with eye blinking login system is proposed. It aims to strengthen the security account for each user using artificial intelligence technology and increase speed and user convenience for security during login. The face of a person cannot be copied and it can replace the username of the user, while eye blinking detection is another step for double verification replacing the password of a user. It is a two-step verification process that can be applied to all sorts of account login field so that this technology can replace the old school username with a password security system. The recognition system used a real-time where it is reducing the number of hackers in the field as it is impossible to hack a person's real-time face. The proposed system has been tested and analyzed the functionality by accessing the personal account in the university's portal.
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Publication"Talking Phonics for Autism": developing a multi-purpose touch screen technology software application which utilizes sound articulation point to teach autistic children(EDP Sciences, 2018-02-26)This paper aims to examine the potentials of the multi-purpose touch screen technology application which utilizes a sound articulation point software called "TALKING PHONICS FOR AUTISM"as an alternative method of teaching phonics to autistic children. "TALKING PHONICS FOR AUTISM"is developed via a collaborative effort between the Centre of International Languages (CIL) and the School of Human Development and techno Communication (iKOM), University Malaysia Perlis (UniMAP). The reading skills of autism children are developed intofive (5) levels ofMalay reading comprehension skills. The first level consists of open syllables - vowels and consonants. The following consecutivethree levels comprised of closed syllables. The fourth level introduces vocal sequence while the fifth level constitutes of Malay language loans. The Malay-language dialect phonological theory by Tajul Aripin Kassin (2000) which is based on Clements & Keysher's (1980) Generative Booking Generic Fonology Model (CV) forms the theorectical framework of this paper.
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Publication"UniMAP 2002-2005: Persepsi dan impak ekonomi Perlis"( 2011-02)Universiti Malaysia Per/is (UniMAP) ditubuhkan pada Julai 2001 dan telah memulakan operasinya secara rasmi selepas perlantikan Brigedier Jen. Dato 'Professor Dr. Kamarudin Russin sebagai Naib Canselor pertama pada 16 Februari 2002. Setelah empat (4) tahun beroperasi (2002 hingga 2005), UniMAP telah memberikan sumbangan yang sangat besar di negeri ini. lmpak utama UniMAP adalah dalam aspek ekonomi. Yang mana selama operasinya di Per/is, UniMAP telah menyumbang jutaan ringgit untuk prasarana dan perbelanjaan mengurus termasuklah emolumen staf dan perbelanjaan pelajar. Kertas kerja ini akan melihat kesan yang dibawa oleh UniMAP selama operasinya di Per/is terutamanya dalam aspek ekonomi termasuk jugalah pandangan penduduk Perlis, staf dan pelajar terhadap UniMAP dan kesan kampus teragih serta kesan pemusatan UniMAP terhadap ekonomi Per/is. 565 responden yang terdiri daripada masyarakat luar, sta.f dan pelajar UniMAP terlibat dalam penyelidikan ini. Semua maklumat ini dihurai secara diskriptif dan diikuti dengan ana/isis statistik yang mudah untuk menjelaskannya disamping data-data sekunder daripada pelbagai agensi samaada agensi kerajaan negeri, persekutuan, swasta mahupun UniMAP sendiri.
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Publication1-point fractional adams method for solving single order differential equations with fractional delay( 2023-11-17)This paper deals with fractional delay differential equations (FDDE) of single order with fractional Caputo derivatives using the 1-point fractional Adams method. The proposed method is a predictor-corrector approach that can be constructed from the Adams-Bashforth method and Adams-Moulton method to achieve both simplicity and accuracy. The implementation of the fractional Caputo derivatives using the Euler-Gamma function and the approximation of delay term using the Newton divided difference interpolation are discussed. Some of the numerical examples are presented to show the proposed method is reliable and efficient
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PublicationPantun Pak Nazel : lisan diperi setulus nubari( 2020)Pantun Melayu warisan silam masih signifikan berfungsi dalam kehidupan kontemporari buat berhibur dan pengenalan jati diri masyarakat pemiliknya serta sebagai teknik pengajaran dalam pendidikan. Buku Pantun Pak Nazel: Lisan Diperi Setulus Nubari adalah karya genre pantun ciptaan peribadi yang ke-13 oleh pengarang. Yang istimewanya ialah pantun-pantun yang dipersembahkan, sebahagiannya amat berbeza daripada yang termuat di dalam buku-buku pantun beliau yang terdahulu. Paling ketara ialah kehadiran pantun-pantun yang tidak lazim dikarang oleh penulis-penulis pantun yang lain: misalnya seperti pantun 24 kerat, 20 kerat, 16 kerat, 12 kerat, 10 kerat, lapan kerat dan enam kerat. Namun, Pak Nazel tidak melupakan pantun jenis lazim seperti, pantun empat kerat, juga pantun empat kerat tiga kata sebaris yang mengutarakan pelbagai perkara seperti mengenai harta, hina, ikhlas, jiran, kawan, rindu dan sombong. Penguasaan berbahasa Nazel Hashim Mohamad amat tinggi dan tidak ketandusan kata-kata mahupun ilham. Malah, begitu kreatif dalam menyirat hanya kata-kata akar dengan mengelak penggunaan imbuhan dalam bentuk pantun lazim popular, pantun empat kerat. Pemilihan katanya tepat, sesuai dan padan dengan mesej yang cuba diungkapkan serta menyerlah keindahan melodi dan makna bagi setiap binaan rangkap pantun ciptaan itu. Hasilnya, terjelma suatu koleksi pantun yang kelihatan mudah binaan kata-katanya tetapi segar dalam cakupan mesej yang ingin disampaikan khususnya dalam memperkatakan hal-hal yang kompleks dan abstrak serta kontemporari sifatnya selari dengan alaf milenium yang dilangkauinya.
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PublicationIntegriti : konsep dan amalan( 2015)Integriti tunjang keunggulan ummah. Sehubungan dengan itu, pembudayaan integriti dalam keluarga, komuniti dan organisasi adalah satu keperluan dalam kerangka pengukuhan negara bangsa. Pembentukan dan pembangunan integriti adalah satu proses yang berterusan. Sehubungan dengan itu, buku ini membincangkan konsep dan amalan integriti dalam pelbagai konteks dan wacana. Perbincangan dalam buku ini bergerak daripada konsep dan amalan integriti secara keseluruhan kepada konsep dan amalan integriti dalam konteks yang khusus, iaitu dalam konteks penjawat awam, agama, rasuah dan penyalahgunaan kuasa, akademik, keluarga dan pembangunan sumber manusia. Justeru, buku ini diterbitkan sebagai satu inisiatif bagi memperkukuh kefahaman terhadap konsep integriti dan pengamalannya dalam kehidupan seharian secara berterusan.
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PublicationKeusahawanan Islam di Malaysia : perkembangan dan cabaran( 2020)Penulisan keusahawanan Islam akan membawa pembaca untuk memahami isu-isu semasa yang sering dibincangkan dalam keusahawanan. Ini kerana, persoalan kemanusiaan sentiasa bersifat kompleks dan dinamis bersesuaian dengan realiti dan kondisi sesuatu masyarakat. Pelbagai cabaran dan rintangan perlu dihadapi oleh manusia demi meneruskan kelangsungan kehidupan di muka bumi dengan sejahtera khususnya dalam konteks keusahawanan. Topik perbincangan ini dimulakan dengan konsep keusahawanan kemudian diikuti dengan konsep keusahawanan Islam. Selanjutnya, perbincangan difokuskan kepada kedudukan ilmu keusahawanan dari sudut muamalah Islam. Bagi memberi gambaran yang jelas, konsep usahawan berjaya dikupas dengan mengambil kira pandangan al-Quran dan hadis supaya para pembaca mendapat gambaran yang jelas mengenai konsep pandang semesta Islam berkaitan keusahawanan. Penulisan ini juga turut membincangkan cabaran yang dihadapi dan peranan kerajaan serta kepentingan pembudayaan keusahawanan Islam pada masa kini. Semua perbincangan ini disertai dengan contoh-contoh semasa yang relevan dengan negara Malaysia pada hari ini. Adalah diharapkan pembaca dapat mengambil faedah daripada isu-isu yang dihidangkan oleh para penulis.
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PublicationDinamika minda baharu : keusahawanan dan kemanusiaan( 2020)Dinamika Minda Baharu: Keusahawanan dan Kemanusiaan akan membawa pembaca untuk memahami isu-isu semasa yang sering dibincangkan dalam keusahawanan dan juga isu-isu sampingan berkaitan kemanusiaan. Persoalan keusahawanan dan kemanusiaan sentiasa bersifat kompleks dan dinamis bersesuaian dengan realiti dan kondisi sesuatu masyarakat. Pelbagai cabaran dan rintangan perlu dihadapi oleh manusia untuk meneruskan kelangsungan kehidupan di muka bumi dengan sejahtera khususnya dalam konteks keusahawanan. Topik perbincangan dimulakan dengan konsep keusahawanan dan diikuti dengan isu keusahawanan. Kupasan menarik seperti orientasi keusahawanan, kreativiti, kompetensi keusahawanan, kualiti, dimensi-dimensi yang ada dalam keusahawanan dan turut disentuh berkaitan keusahawanan sosial. Bagi tema kemanusiaan pula isu-isu berkaitan komunikasi dan teknologi maklumat turut dibincangkan. Semua perbincangan ini disertai dengan contoh-contoh semasa yang relevan dengan negara Malaysia pada hari ini. Adalah diharapkan pembaca dapat mengambil faedah daripada isu-isu yang dihidangkan oleh para penulis.
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PublicationAsas rancangan perniagaan kejuruteraan( 2011)Buku Asas Rancangan Perniagaan Kejuruteraan ialah sebuah buku yang membicarakan mengenai beberapa komponen yang seharusnya wujud di dalam rancangan perniagaan. Apa yang ditekankan ialah pengetahuan asas untuk menghasilkan rancangan perniagaan yang mudah difahami, lengkap dan mempunyai penerangan yang jelas. Buku ini mengandungi 10 bab utama yang telah diperhalusi mengikut sub-sub topik tertentu seperti memahami rancangan perniagaan, pelan rancangan dalam menentukan organisasi, kewangan, pengeluaran dan rancangan pemasaran.
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