Gaya APA

APR, D, E, D. (2006). Travel and Tourism Public Relations: An Introductory Guide for Hospitality Managers . Amsterdam: Elsevier Ltd.

Gaya MLA

APR, Dennis, E., Deuschl,. "Travel and Tourism Public Relations: An Introductory Guide for Hospitality Managers". Amsterdam: Elsevier Ltd, 2006. Text.