Walpole & Sepawan bte. Adnan. (1999). Mengira (Siri unit.). Dewan Bahasa & Pustaka.
Chicago Style (17th ed.) CitationWalpole and Sepawan bte. Adnan. Mengira. Siri unit. Selangor: Dewan Bahasa & Pustaka, 1999.
MLA (8th ed.) CitationWalpole and Sepawan bte. Adnan. Mengira. Siri unit. Dewan Bahasa & Pustaka, 1999.
Warning: These citations may not always be 100% accurate.