Gaya APA
Mamas, A, B, A, L. (2014).
SUCCEED IN THE TOEIC TEST Volume 1 Self-practice, Authentic test format, Practical usage .
Jakarta:
Erlangga.
Gaya MLA
Mamas, Andrew, Betsis, And, Lawrence.
"SUCCEED IN THE TOEIC TEST Volume 1 Self-practice, Authentic test format, Practical usage".
Jakarta:
Erlangga,
2014.
Text.