APA Edition Citation

Koontz, H., & Weihrich, H. (1990). Essentials of management (5th ed.). Mcgraw-hill international editions.

Chicago Edition Citation

Koontz, Harold, and Heinz Weihrich. Essentials of Management. 5th ed. New York: Mcgraw-hill international editions, 1990.

MLA Edition Citation

Koontz, Harold, and Heinz Weihrich. Essentials of Management. 5th ed. Mcgraw-hill international editions, 1990.

Warning: These citations may not always be 100% accurate.