APA (7th ed.) Citation

Koontz, H., & Weihrich, H. (1988). Management (9th edition.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Koontz, Harold, and Heinz Weihrich. Management. 9th edition. New York: McGraw-Hill, 1988.

MLA (9th ed.) Citation

Koontz, Harold, and Heinz Weihrich. Management. 9th edition. McGraw-Hill, 1988.