Turner, D. (1977). Graduate management admission test (2nd.). ARCo.
Chicago Style aipamenaTurner, David. Graduate Management Admission Test. 2nd. New York: ARCo, 1977.
MLA aipamenaTurner, David. Graduate Management Admission Test. 2nd. ARCo, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.