Green,S G. (2006). Barron's How to prepare For GRE,16th ed (16th ed.). Galgotia.
Chicago-Zitierstil (17. Ausg.)Green,S G. Barron's How to Prepare For GRE,16th Ed. 16th ed. New Delhi: Galgotia, 2006.
MLA-Zitierstil (9. Ausg.)Green,S G. Barron's How to Prepare For GRE,16th Ed. 16th ed. Galgotia, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.