APA (7th ed.) Zitazioa

Heiss, A. M. (1970). Challenges to graduate shcools. Jossey-Bass.

Chicago Style (17th ed.) Zitazioa

Heiss, Ann M. Challenges to Graduate Shcools. Sanfrancisco: Jossey-Bass, 1970.

MLA (9th ed.) Zitazioa

Heiss, Ann M. Challenges to Graduate Shcools. Jossey-Bass, 1970.