Gaya APA

Richards, J, C., Rodgers, T, S. (2002). Approaches and methods in language teaching (ed.1). Australia: Effendiharahap Publishing Coy.

Gaya MLA

Richards, Jack, C.., Rodgers, Theodore, S.. "Approaches and methods in language teaching". ed.1 Australia: Effendiharahap Publishing Coy, 2002. Text.