APA استشهاد

Koontz, H., & Donnell, C. O. (1972). Principles of management: An analysis of managerial functions/5e (5th ed.). Mc-Graw Hill.

استشهاد بنمط شيكاغو

Koontz, Harold, و Cyril O' Donnell. Principles of Management: An Analysis of Managerial Functions/5e. 5th ed. New York: Mc-Graw Hill, 1972.

MLA استشهاد

Koontz, Harold, و Cyril O' Donnell. Principles of Management: An Analysis of Managerial Functions/5e. 5th ed. Mc-Graw Hill, 1972.