Gaya APA

Azar, B, S., Budijanto, . (1993). Fundamentals of english grammar (ed. 2). : Binarupa Aksara.Jakarata.

Gaya MLA

Azar, Betty, Schrampfer., Budijanto, . "Fundamentals of english grammar ". ed. 2 : Binarupa Aksara.Jakarata, 1993. Koleksi Elektronik.