D.F. · David A. Fennell · David F. · Fennell David
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Ecotourism Policy and Planning | 978-0-85199-609-7 (0-85199-609-4) | 2003 | Ross Dowling |
| Ecotourism Programme Planning | 978-0-85199-610-3 (0-85199-610-8) | 2002 | |