Παραπομπή APA

Columbus, G. A. (2011). The complete guide to careers in special events: Step toward success!

Παραπομπή Chicago Style

Columbus, Gene; Author. The Complete Guide to Careers in Special Events: Step Toward Success! New York, John Wiley & Sons, Inc, 2011.

Παραπομπή MLA

Columbus, Gene; Author. The Complete Guide to Careers in Special Events: Step Toward Success! 2011.