APA (7e ed.) Bronvermelding

JAFFE, E. D., & HILBERT, S. (1993). GMAT: How to prepare for the Graduate Management Admission Test.-- Ed.9. Binarupa Aksara.

Chicago (17e ed.) Bronvermelding

JAFFE, Eugene D., en Stephen HILBERT. GMAT: How to Prepare for the Graduate Management Admission Test.-- Ed.9. Jakarta: Binarupa Aksara, 1993.

MLA (9e ed.) Bronvermelding

JAFFE, Eugene D., en Stephen HILBERT. GMAT: How to Prepare for the Graduate Management Admission Test.-- Ed.9. Binarupa Aksara, 1993.