APA استشهاد

Koontz, H., & Cyrill O'donnell. (1972). Principles of Management: An analysis of Managerial Functions (5th ed.). McGraw-Hill.

استشهاد بنمط شيكاغو

Koontz, Harold, و Cyrill O'donnell. Principles of Management: An Analysis of Managerial Functions. 5th ed. Tokyo: McGraw-Hill, 1972.

MLA استشهاد

Koontz, Harold, و Cyrill O'donnell. Principles of Management: An Analysis of Managerial Functions. 5th ed. McGraw-Hill, 1972.