Citazione APA

Koontz, Cyril O Donnell, & Heinz Weihrich. (1980). Management (7th ed.). McGraw Hill Kogakusha Ltd.

Stile di citazione Chicago

Koontz, Cyril O Donnell, e Heinz Weihrich. Management. 7th ed. London: McGraw Hill Kogakusha Ltd, 1980.

Citazione MLA

Koontz, et al. Management. 7th ed. McGraw Hill Kogakusha Ltd, 1980.