Gaya APA

Dwijatmoko, B. (1997). Communicative Grammar Practice : For First Year English Department University Students . Yogyakarta: Penerbit Kanisius.

Gaya MLA

Dwijatmoko, B.B.. "Communicative Grammar Practice : For First Year English Department University Students". Yogyakarta: Penerbit Kanisius, 1997. Text.