APA Edition Citation

Koontz, H., O'Donnell, C., & Weihrich, H. (1980). Management (Ed.7.).

Chicago Edition Citation

Koontz, Harold, Cyril O'Donnell, and Heinz Weihrich. Management. Ed.7. London, Mc Graw Hill, 1980.

MLA Edition Citation

Koontz, Harold, et al. Management. Ed.7. 1980.