Gaya APA

Setiadi, A, B. (2006). Teaching english as a foreign language/Ag Bambang Setiadi . Yogyakarta: Graha Ilmu.

Gaya MLA

Setiadi, Ag, Bambang. "Teaching english as a foreign language/Ag Bambang Setiadi". Yogyakarta: Graha Ilmu, 2006. Text.