APA

Koontz H. e. a., . (1985). Essentials of management. : TATA McGraw-Hill Publishing Co., New Delhi.

Chicago

Koontz Harold et al, . 1985. Essentials of management. : TATA McGraw-Hill Publishing Co., New Delhi.

Harvard

Koontz H. e. a., . (1985). Essentials of management. : TATA McGraw-Hill Publishing Co., New Delhi.

MLA

Koontz Harold et al, . Essentials of management. : TATA McGraw-Hill Publishing Co., New Delhi. 1985.