Gaya APA

Dwijatmoko, B. (1997). Communicative grammar Practice : For first year English departement university student / B.B. Dwijatmoko (cet. 3). Yogyakarta: Kanisius.

Gaya MLA

Dwijatmoko, B.B.. "Communicative grammar Practice : For first year English departement university student / B.B. Dwijatmoko". cet. 3 Yogyakarta: Kanisius, 1997. Buku.