APA Edition Citation

Koontz, H., & Weihrich, H. (1990). Essentials of managment. Mc Graw-Hill Publishing Company.

Chicago Edition Citation

Koontz, Harold, and Heinz Weihrich. Essentials of Managment. New York: Mc Graw-Hill Publishing Company, 1990.

MLA Edition Citation

Koontz, Harold, and Heinz Weihrich. Essentials of Managment. Mc Graw-Hill Publishing Company, 1990.