Bobrow, J., & Covino, W. A. (1989). Cliffs graduate management admission test: Preparation guide. Cliffs Notes.
Cita Chicago (17th ed.)Bobrow, Jerry, i William A. Covino. Cliffs Graduate Management Admission Test: Preparation Guide. Lincoln, Neb: Cliffs Notes, 1989.
Cita MLA (9th ed.)Bobrow, Jerry, i William A. Covino. Cliffs Graduate Management Admission Test: Preparation Guide. Cliffs Notes, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.