Gaya APA

Jaffe, E, D., Hilbert, S. (2005). How to prepare GMAT graduate management admission test with cd-rom/ Eugene D. Jaffe, Stephen Hilbert . Jakarta: Binarupa Aksara.

Gaya MLA

Jaffe, Eugene, D.., Hilbert, Stephen. "How to prepare GMAT graduate management admission test with cd-rom/ Eugene D. Jaffe, Stephen Hilbert". Jakarta: Binarupa Aksara, 2005. Text.