Gaya APA

Mas'ud, F. (2005). Essentials Of English Grammar A Practical Guide (Ed.3 Cet.1). Yogyakarta: BPFE-Yogyakarta.

Gaya MLA

Mas'ud, Fuad. "Essentials Of English Grammar A Practical Guide". Ed.3 Cet.1 Yogyakarta: BPFE-Yogyakarta, 2005. Text.