Παραπομπή APA

Ninemeier, J. D., & Perdue, J. (2009). Discovering hospitality and tourism: The worlds greatest industry (2nd ed.). Pearson.

Παραπομπή Chicago Style

Ninemeier, Jack D., και Joe Perdue. Discovering Hospitality and Tourism: The Worlds Greatest Industry. 2nd ed. New Delhi: Pearson, 2009.

Παραπομπή MLA

Ninemeier, Jack D., και Joe Perdue. Discovering Hospitality and Tourism: The Worlds Greatest Industry. 2nd ed. Pearson, 2009.