Gaya APA
ZUMAKHSIN, . et al
(2007).
Progress A contextual Approach to Learning English
(
Cet. 1)
.
Jakarta:
Ganeca Exact.
Gaya MLA
ZUMAKHSIN, . et al.
"Progress A contextual Approach to Learning English".
Cet. 1
Jakarta:
Ganeca Exact,
2007.
Text.