Gaya APA

Mas'ud, F. (2010). Essentials of English Grammar a Pratical Guide (3). Yogyakarta: BPFE-Yogyakarta.

Gaya MLA

Mas'ud, Fuad. "Essentials of English Grammar a Pratical Guide". 3 Yogyakarta: BPFE-Yogyakarta, 2010. Text.