D. Day · David Day · J.D. · J. D. Day · J. David
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Canyonlands National Park Favorite Jeep Roads & Hiking Trails | 978-0-9660858-2-2 (0-9660858-2-5) | 2004 | |
| Utah's Favorite Hiking Trails | 978-0-9660858-1-5 (0-9660858-1-7) | 2002 | David Day |
| Utah's Incredible Backcountry Trails | 978-0-9660858-3-9 (0-9660858-3-3) | 2006 | " |