Cita APA (7th ed.)
Heiss, A. M. (1970). Challenges to graduate schools ([1st ed].). Jossey-Bass.
Cita Chicago (17th ed.)
Heiss, Ann M. Challenges to Graduate Schools. [1st ed]. San Francisco: Jossey-Bass, 1970.
Cita MLA (9th ed.)
Heiss, Ann M. Challenges to Graduate Schools. [1st ed]. Jossey-Bass, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.