GRUBER GARY R. (1980). GRADUATE MANAGEMENT ADMISSION TEST (GMAT). MONARCH PRESS.
Chicago-čujuhus (17. p.)GRUBER GARY R. GRADUATE MANAGEMENT ADMISSION TEST (GMAT). NEW YORK: MONARCH PRESS, 1980.
MLA-čujuhus (9. p.)GRUBER GARY R. GRADUATE MANAGEMENT ADMISSION TEST (GMAT). MONARCH PRESS, 1980.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.