APA Citation

Koontz, H., & Weihrich, H. (1990). Essentials of management (5th ed.). New York: McGraw-Hill.

Chicago Style Citation

Koontz, Harold, and Heinz Weihrich. Essentials of Management. 5th ed. New York: McGraw-Hill, 1990.

MLA Citation

Koontz, Harold, and Heinz Weihrich. Essentials of Management. 5th ed. New York: McGraw-Hill, 1990.

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