Gaya APA

Azar, B, S. (). Understanding And Using English Grammar Second Edition : Edisi Dwibahasa 2 (1). Jakarta: Karisma Inti Ilmu.

Gaya MLA

Azar, Betty, Schrampfer. "Understanding And Using English Grammar Second Edition : Edisi Dwibahasa 2". 1 Jakarta: Karisma Inti Ilmu, . Text.