Gaya APA
GEAR, J., GEAR, R. (2010).
GRAMMAR AND VOCABULARY FOR THE TOEIC TEST WITH ANSWER .
JAKARTA BARAT:
CAMBRIDGE UNIVERSITY PRESS.
Gaya MLA
GEAR, JOLENE., GEAR, ROBERT.
"GRAMMAR AND VOCABULARY FOR THE TOEIC TEST WITH ANSWER".
JAKARTA BARAT:
CAMBRIDGE UNIVERSITY PRESS,
2010.
Text.