Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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