Citazione APA

Hilbert, S., & Jaffe, E. D. (1998). Barron`s GMAT: How to prepare for the Graduate Management Admission Test.

Stile di citazione Chicago

Hilbert, Stephen, e Eugene D. Jaffe. Barron`s GMAT: How to Prepare for the Graduate Management Admission Test. New Delhi, Galgotia, 1998.

Citazione MLA

Hilbert, Stephen, e Eugene D. Jaffe. Barron`s GMAT: How to Prepare for the Graduate Management Admission Test. 1998.