Gaya APA
Zumakhsin, ., Mufarichah,Yulia, . (2007).
Progress A Contextual Approach To Learning English An English Textbook for Senior High School Grade X .
Jakarta:
Ganeca Exact.
Gaya MLA
Zumakhsin, ., Mufarichah,Yulia, .
"Progress A Contextual Approach To Learning English An English Textbook for Senior High School Grade X".
Jakarta:
Ganeca Exact,
2007.
Text.