| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Kaufman Field Guide to Nature of New England | 978-0-618-45697-0 (0-618-45697-X) | 2012 | Kenn Kaufman |
| Kaufman Field Guide to Nature of the Midwest | 978-0-618-45694-9 (0-618-45694-5) | 2015 | Kenn Kaufman · Jeff Sayre |