APA (7th ed.) Citation

KOONTZ, H., Weihrich, H., & O'Donnel,Cycril. (1980). Management (7th ed.). McGraw-Hill International Books.

Chicago Style (17th ed.) Citation

KOONTZ, Harold, Heinz Weihrich, and O'Donnel,Cycril. Management. 7th ed. Auckland: McGraw-Hill International Books, 1980.

MLA (8th ed.) Citation

KOONTZ, Harold, et al. Management. 7th ed. McGraw-Hill International Books, 1980.