APA Edition Citation

Koontz, H., O Donnell, C., & Weihrich, H. (1982). Essentials of management (Ed.3.).

Chicago Edition Citation

Koontz, Harold, Cyril O Donnell, and Heinz Weihrich. Essentials of Management. Ed.3. New Delhi, Tata M C Graw Hill, 1982.

MLA Edition Citation

Koontz, Harold, et al. Essentials of Management. Ed.3. 1982.