APA استشهاد

Czinkota, M. R. (2005). International business (7th ed.). Cengage.

استشهاد بنمط شيكاغو

Czinkota, Michael R. International Business. 7th ed. New Delhi: Cengage, 2005.

MLA استشهاد

Czinkota, Michael R. International Business. 7th ed. Cengage, 2005.