APA-viite (7. p.)

DWIJATMOKO, B. (1990). Communicative grammar practice (for first year english department university students). Kanisius.

Chicago-viite (17. p.)

DWIJATMOKO, B.B. Communicative Grammar Practice (for First Year English Department University Students). Yogyakarta: Kanisius, 1990.

MLA-viite (9. p.)

DWIJATMOKO, B.B. Communicative Grammar Practice (for First Year English Department University Students). Kanisius, 1990.