GRUBER GARY R. (1980). GRADUATE MANAGEMENT ADMISSION TEST (GMAT). MONARCH PRESS.
Cita Chicago Style (17a ed.)GRUBER GARY R. GRADUATE MANAGEMENT ADMISSION TEST (GMAT). NEW YORK: MONARCH PRESS, 1980.
Cita MLA (9a ed.)GRUBER GARY R. GRADUATE MANAGEMENT ADMISSION TEST (GMAT). MONARCH PRESS, 1980.
Precaución: Estas citas no son 100% exactas.