APA (7th ed.) Citation

Koontz, H., & O'Donnell, C. (1978). Essentials of management (2.ed.). MacGraw-Hill.

Chicago Style (17th ed.) Citation

Koontz, Harold, and Cyril O'Donnell. Essentials of Management. 2.ed. New York u.a: MacGraw-Hill, 1978.

MLA (9th ed.) Citation

Koontz, Harold, and Cyril O'Donnell. Essentials of Management. 2.ed. MacGraw-Hill, 1978.