Ishak, S. N. (2012). Improvised qibla direction formula by Vec-M / Shahrul Nizam Ishak, Samsul Setumin and Mohd Shaiful Sharipudin.
シカゴスタイル引用形Ishak, Shahrul Nizam. Improvised Qibla Direction Formula By Vec-M / Shahrul Nizam Ishak, Samsul Setumin and Mohd Shaiful Sharipudin. 2012.
MLA引用形式Ishak, Shahrul Nizam. Improvised Qibla Direction Formula By Vec-M / Shahrul Nizam Ishak, Samsul Setumin and Mohd Shaiful Sharipudin. 2012.
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