Gaya APA

Sholikhah, I, M. et al (1990). Communicative Grammar Practice For First Year English Department University Students (-). Yogyakarta: Kanisius.

Gaya MLA

Sholikhah, Ika, Maratus. et al. "Communicative Grammar Practice For First Year English Department University Students". - Yogyakarta: Kanisius, 1990. Text.