Cita APA (7th ed.)
(2025). GRE Prep Plus (9th Ed.). Kaplan North America.
Cita Chicago (17th ed.)
GRE Prep Plus. 9th Ed. Florida: Kaplan North America, 2025.
Cita MLA (9th ed.)
GRE Prep Plus. 9th Ed. Kaplan North America, 2025.
Atenció: Aquestes cites poden no estar 100% correctes.