APA সাইটেশন

Koontz, H., & Donnell,Cyril O'. (1978). Essentials of management (2nd ed.). McGraw Hill publishing co. ltd.

শিকাগো স্টাইলে সাইটেশন

Koontz, Harold, এবং Donnell,Cyril O'. Essentials of Management. 2nd ed. New Delhi: McGraw Hill publishing co. ltd, 1978.

এমএলএ সাইটেশন

Koontz, Harold, এবং Donnell,Cyril O'. Essentials of Management. 2nd ed. McGraw Hill publishing co. ltd, 1978.