P. C. · P. Chapman · Philip R Chapman
HarperCollins · National Geographic
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Caves and Cave Life | 978-0-00-730854-5 (0-00-730854-X) | 2009 | |
| Caves and cave Life | 978-0-00-219908-7 (0-00-219908-4) | 1993 | |
| National Geographic Video: Wilds Of Madagascar | 978-0-7922-0778-8 (0-7922-0778-5) | 2000 | Stan Watts |