| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Responsible Tourism: Concepts, Theory and Practice | 978-1-78064-680-0 (1-78064-680-1) | 2015 | David Leslie · Richard Butler · Dallen Timothy · Anita Pleumarom · Ralf Buckley · Michael Hall · Anna Spenceley |
| Tour Operators and Operations | 978-1-78064-823-1 (1-78064-823-5) | 2017 | David Leslie |