Heiss, A. M. (1970). Challenges to graduate shcools. Jossey-Bass.
Cita Chicago Style (17a ed.)Heiss, Ann M. Challenges to Graduate Shcools. Sanfrancisco: Jossey-Bass, 1970.
Cita MLA (9a ed.)Heiss, Ann M. Challenges to Graduate Shcools. Jossey-Bass, 1970.
Precaución: Estas citas no son 100% exactas.