K L · Karen L. · Karen, Ph.D. Lieberman
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Ethics in the Hospitality and Tourism Industry | 978-0-86612-328-0 (0-86612-328-8) | 2008 | Bruce Nissen |
| Ethics in the Hospitality and Tourism Industry with Answer Sheet (AHLEI) | 978-0-13-314448-2 (0-13-314448-8) | 2013 | American Hotel & Lodging Association |