Παραπομπή APA

Koontz, H. (1980). Management (7.). Mc Graw Hill Book company.

Παραπομπή Chicago Style

Koontz, H. Management. 7. NewYork: Mc Graw Hill Book company, 1980.

Παραπομπή MLA

Koontz, H. Management. 7. Mc Graw Hill Book company, 1980.