Παραπομπή APA
Koontz, H., & O'Donnell, C. (1976). Management: A systems and contingency analysis of managerial functions (6th ed.). New York: McGraw-Hill.
Παραπομπή Chicago StyleKoontz, Harold, and Cyril O'Donnell. Management: A Systems and Contingency Analysis of Managerial Functions. 6th ed. New York: McGraw-Hill, 1976.
Παραπομπή MLAKoontz, Harold, and Cyril O'Donnell. Management: A Systems and Contingency Analysis of Managerial Functions. 6th ed. New York: McGraw-Hill, 1976.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.