Cita APA (7a ed.)

Green, S. W., & Wolf, I. K. (2009). Barron's graduate record examination (18th ed.). Barron's Educational Series.

Cita Chicago Style (17a ed.)

Green, Sharon Weiner, y Ira K. Wolf. Barron's Graduate Record Examination. 18th ed. New York: Barron's Educational Series, 2009.

Cita MLA (9a ed.)

Green, Sharon Weiner, y Ira K. Wolf. Barron's Graduate Record Examination. 18th ed. Barron's Educational Series, 2009.