Gaya APA
Betsis, A., Mamas, L.
(2014).
Succeed in the toeic test volume 2
.
Jakarta:
penerbit Erlangga.
Gaya MLA
Betsis, Andrew., Mamas, Lawrence.
"Succeed in the toeic test volume 2".
Jakarta:
penerbit Erlangga,
2014.
Text.