Gaya APA

Koontz, H. (1972). Principles of management ; an analysis of managerial functions (1972). : Tokyo : McGraw Hill Kogakusha Ltd.,.

Gaya MLA

Koontz, Harold. "Principles of management ; an analysis of managerial functions". 1972 : Tokyo : McGraw Hill Kogakusha Ltd.,, 1972. Text.