Gaya APA
ALI, A, F, R.
(2010).
English Grammar
(
1)
.
Yogyakarta:
Pustaka Widyatama.
Gaya MLA
ALI, A., FAIDLAL, RAHMAN.
"English Grammar".
1
Yogyakarta:
Pustaka Widyatama,
2010.
Text.