Bobrow, J. (1992). Cliffs Graduate record examination general test: Preparation guide. Cliffs Notes, Inc.
Chicago-referens (17:e uppl.)Bobrow, Jerry. Cliffs Graduate Record Examination General Test: Preparation Guide. Lincoln, Nebraska: Cliffs Notes, Inc, 1992.
MLA-referens (9:e uppl.)Bobrow, Jerry. Cliffs Graduate Record Examination General Test: Preparation Guide. Cliffs Notes, Inc, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.