| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| NOLS Soft Paths: How to Enjoy the Wilderness Without Harming It | 978-0-8117-2691-7 (0-8117-2691-6) | 2003 | David Cole · National Outdoor Leadership School (U. S.) |
| Rivers of Life: Southwest Alaska, the Last Great Salmon Fishery | 978-0-89381-967-5 (0-89381-967-0) | 2001 | Robert Glenn Ketchum |