APA Style

Lieberman, K., Nissen, B. (2008). Ethics in the hospitality and tourism industry. Second Edition (Second Edition). Lansing: American Hotel & Lodging Educational Institute.

MLA Style

Lieberman, Karen., Nissen, Bruce. "Ethics in the hospitality and tourism industry. Second Edition". Second Edition Lansing: American Hotel & Lodging Educational Institute, 2008. Text.