APA aipamena

Koontz, H., O'Donnel, C., & Weihrich, H. (1972). Management. McGraw Hill.

Chicago Style aipamena

Koontz, Harold, Cyril O'Donnel, and Heinz Weihrich. Management. New Delhi: McGraw Hill, 1972.

MLA aipamena

Koontz, Harold, et al. Management. McGraw Hill, 1972.