Gaya APA

MAS'UD, F. (1992). ESSENTIALS OF ENGLISH GRAMMAR A PRACTICAL GUIDE (ED. 2 CET. 1). YOGYAKARTA: BPFE.

Gaya MLA

MAS'UD, FUAD. "ESSENTIALS OF ENGLISH GRAMMAR A PRACTICAL GUIDE". ED. 2 CET. 1 YOGYAKARTA: BPFE, 1992. Text.