APA (7 वां संस्करण) प्रशस्ति पत्र

Hughes, L. W., & Ubben, G. C. (1989). The elementary principal's handbook: A guide to effective action (3rd ed.). Allyn and Bacon.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Hughes, Larry W., और Gerald C. Ubben. The Elementary Principal's Handbook: A Guide to Effective Action. 3rd ed. Boston: Allyn and Bacon, 1989.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Hughes, Larry W., और Gerald C. Ubben. The Elementary Principal's Handbook: A Guide to Effective Action. 3rd ed. Allyn and Bacon, 1989.