Gaya APA
Mas'ud, F.
(2010).
Essentials of English Grammar a Practical Guide
(
Ed. 3)
.
Yogyakarta:
BPFE-Yogyakarta.
Gaya MLA
Mas'ud, Fuad.
"Essentials of English Grammar a Practical Guide".
Ed. 3
Yogyakarta:
BPFE-Yogyakarta,
2010.
Text.