Amran Hassan & Mustafa Zubair. (2004). Belajar berbahasa Inggeris dengan cekap: Kaedah praktikal (2nd. ed.). Crescent News (K.L).
Chicago Style (17th ed.) CitationAmran Hassan and Mustafa Zubair. Belajar Berbahasa Inggeris Dengan Cekap: Kaedah Praktikal. 2nd. ed. Selangor: Crescent News (K.L), 2004.
MLA (8th ed.) CitationAmran Hassan and Mustafa Zubair. Belajar Berbahasa Inggeris Dengan Cekap: Kaedah Praktikal. 2nd. ed. Crescent News (K.L), 2004.
Warning: These citations may not always be 100% accurate.