TURNER DAVID R. (1977). GRADUATE MANAGEMENT ADMISSION TEST (2.). ARCO.
Chicago Style aipamenaTURNER DAVID R. GRADUATE MANAGEMENT ADMISSION TEST. 2. NEW YORK: ARCO, 1977.
MLA aipamenaTURNER DAVID R. GRADUATE MANAGEMENT ADMISSION TEST. 2. ARCO, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.