Παραπομπή APA

Jaffe, E. D., Nguyễn Văn Phước,, & Hilbert, S. (2001). GMAT: How to prepare for the graduate management admission test. Tp. HCM: Trẻ.

Παραπομπή Chicago Style

Jaffe, Eugene D., Nguyễn Văn Phước, και Stephen Hilbert. GMAT: How to Prepare for the Graduate Management Admission Test. Tp. HCM: Trẻ, 2001.

Παραπομπή MLA

Jaffe, Eugene D., Nguyễn Văn Phước, και Stephen Hilbert. GMAT: How to Prepare for the Graduate Management Admission Test. Tp. HCM: Trẻ, 2001.

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