Gaya APA
Soerjatin, R. et al
(2010).
Developing vocabulary skills book 2
(
Cet. 1)
.
Jakarta:
Pustaka Pelajar.
Gaya MLA
Soerjatin, R. et al.
"Developing vocabulary skills book 2".
Cet. 1
Jakarta:
Pustaka Pelajar,
2010.
Text.