Martz, G., Katzman, J., & Robinson, A. (1995). Cracking the GMAT (1996 ed.). Random House.
Cita Chicago (17th ed.)Martz, Geoff, John Katzman, i Adam Robinson. Cracking the GMAT. 1996 ed. New York: Random House, 1995.
Cita MLA (9th ed.)Martz, Geoff, et al. Cracking the GMAT. 1996 ed. Random House, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.