Gaya APA

GMAT Premier 2014. (2013). United States of America: Kaplan Publishing.

Gaya Chicago

GMAT Premier 2014. . United States of America: Kaplan Publishing, 2013. Teks.

Gaya MLA

GMAT Premier 2014. . United States of America: Kaplan Publishing, 2013. Teks.

Gaya Turabian

GMAT Premier 2014. United States of America: Kaplan Publishing, 2013. Teks.