Gaya APA

Azar, B, S. (1993). Understanding and Using English Grammar (Ed.2, Cet.1). Jakarta: Bina Rupa Aksara.

Gaya MLA

Azar, Betty, Schrampfer. "Understanding and Using English Grammar". Ed.2, Cet.1 Jakarta: Bina Rupa Aksara, 1993. Text.