APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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