Παραπομπή σε μορφή APA (7η εκδ.)

Princeton Review (Firm) & Gretchen, F. (1998). The best distance learning graduate schools: Earning your degree without leaving home. Princeton Review Publishing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Princeton Review (Firm) και Feder Gretchen. The Best Distance Learning Graduate Schools: Earning Your Degree Without Leaving Home. New York: Princeton Review Publishing, 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

Princeton Review (Firm) και Feder Gretchen. The Best Distance Learning Graduate Schools: Earning Your Degree Without Leaving Home. Princeton Review Publishing, 1998.