HEISS, A. M. (1970). Challenges to graduate schools. Jossey-Bass.
Cita Chicago (17th ed.)HEISS, Ann M. Challenges to Graduate Schools. San Francisco: Jossey-Bass, 1970.
Cita MLA (9th ed.)HEISS, Ann M. Challenges to Graduate Schools. Jossey-Bass, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.