G L. · Gary L. · Gary W. Ladd · Professor Gary W. Ladd
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Glen Canyon: Images of a Lost World | Paperback | 978-0-89013-332-3 | 2000 | Tad Nichols |
| Glen Canyon: Images of a Lost World | Hardcover | 978-0-89013-330-9 | 1999 | " |
| Grand Canyon: Views beyond the Beauty | Paperback | 978-0-938216-89-6 | 2008 | |
| Lake Powell: A Photographic Essay Of Glen Canyon National Recreation Area | " | 978-0-944197-29-5 | 2009 | Anne Markward |
| Lake Powell: Glen Canyon National Recreation Area | " | 978-0-9822788-3-3 | 2010 | |
Arizona Highways · Graphic Arts Books · Museum of New Mexico Press