| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Ecotourism: Sustainable Nature and Conservation Based Tourism | 978-1-57524-072-5 | 2005 | Patricia S. Ashton |
| Handbook of Reptiles and Amphibians of Florida: Part 1 The Snakes | 978-0-89317-033-2 | 1982 | Patricia Sawyer Ashton |
| The Gopher Tortoise: A Life Story | 978-1-56164-301-1 | 2004 | |
| The Natural History and Management of the Gopher Tortoise Gopherus polyphemus | 978-1-57524-162-3 | 2007 | Patricia S. Ashton |
E.A. · n · R. · R. A. · R. E. · R. E. A. · Ray E. · Ray E. Ashton Jr. · Ray E., Jr. Ashton
Krieger Pub Co · Pineapple Press · Windward Publishing