Koontz, H., & Donnell,Cyril O'. (1978). Essentials of management (2nd ed.). McGraw Hill publishing co. ltd.
Chicago Style aipamenaKoontz, Harold, and Donnell,Cyril O'. Essentials of Management. 2nd ed. New Delhi: McGraw Hill publishing co. ltd, 1978.
MLA aipamenaKoontz, Harold, and Donnell,Cyril O'. Essentials of Management. 2nd ed. McGraw Hill publishing co. ltd, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.