Green, S., & Wolf, I. K. (2003). How to prepare for the GRE, Graduate Record Examination / Sharon Weiner Green, Ira K. Wolf (18th ed.). Barron's.
Chicago Style (17. basım) AtıfGreen, Sharon, ve Ira K. Wolf. How to Prepare for the GRE, Graduate Record Examination / Sharon Weiner Green, Ira K. Wolf. 18th ed. Hauppauge, N.Y.: Barron's, 2003.
MLA (8th ed.) AtıfGreen, Sharon, ve Ira K. Wolf. How to Prepare for the GRE, Graduate Record Examination / Sharon Weiner Green, Ira K. Wolf. 18th ed. Barron's, 2003.
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