Yusof bin Paal, Sarifah binti Daud, & Werdah binti Abdul Halim. (2007). Civil engineering studies: Form 4. Dewan Bahasa dan Pustaka.
Chicago Style (17th ed.) CitationYusof bin Paal, Sarifah binti Daud, and Werdah binti Abdul Halim. Civil Engineering Studies: Form 4. Kuala Lumpur: Dewan Bahasa dan Pustaka, 2007.
MLA (9th ed.) CitationYusof bin Paal, et al. Civil Engineering Studies: Form 4. Dewan Bahasa dan Pustaka, 2007.
Warning: These citations may not always be 100% accurate.