| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| An Introduction to Selected Laws, Important for Resources Management in the National Park Service | 978-1-334-82171-4 (1-334-82171-2) | 2019 | |
| Potomac Pathway: A Nature Guide to the C & O Canal | 978-0-7643-3798-7 (0-7643-3798-X) | 2011 | |
| Superior Wilderness: Isle Royale National Park | 978-0-935289-09-1 (0-935289-09-7) | 1997 | Isle Royale Natural History Association |
Forgotten Books · Isle Royale Natural History Assn · Schiffer Publishing, Ltd