Gaya APA

Jaffe, E, , D., Hilbert, S. (2002). How to Prepare for The GMAT (Graduate Management Admission Test) (Ed.12). Jakarta: Binarupa Aksara.

Gaya MLA

Jaffe, Eugene, , D.., Hilbert, Stephen. "How to Prepare for The GMAT (Graduate Management Admission Test)". Ed.12 Jakarta: Binarupa Aksara, 2002. Text.