Gaya APA

Betsis, A., Mamas, L. (2012). SUCCEED IN TEHE TOEIC TEST Volume 1 . Jakarta: PT. Penerbit Erlangga.

Gaya MLA

Betsis, Andrew., Mamas, Lawrence. "SUCCEED IN TEHE TOEIC TEST Volume 1". Jakarta: PT. Penerbit Erlangga, 2012. Text.