Gaya APA
betsis, A., mamas, L. (2014).
Succeed in the toeic test: selt-practice authentic test format practical usage .
jakarta:
Erlangga.
Gaya MLA
betsis, Andrew., mamas, Lawrence.
"Succeed in the toeic test: selt-practice authentic test format practical usage".
jakarta:
Erlangga,
2014.
Text.