Gaya APA
Mas'ud, F.
(2010).
ESSENTIALS OF ENGLISH GRAMMAR A PRACTICAL GUIDE ED 3
.
Yogyakarta:
BPFE.
Gaya MLA
Mas'ud, Fuad.
"ESSENTIALS OF ENGLISH GRAMMAR A PRACTICAL GUIDE ED 3".
Yogyakarta:
BPFE,
2010.
Text.