Gaya APA

Hughes, R., Heah, C. (2004). Common Errors in English; Grammar Excercises for Malaysians (Spe.). Malaysia: Fajar Sakti.

Gaya MLA

Hughes, Richard., Heah, Carmel. "Common Errors in English; Grammar Excercises for Malaysians". Spe. Malaysia: Fajar Sakti, 2004. Text.