Random House · The University of North Carolina Press
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Guide to Flowering Plant Families | 978-0-8078-4470-0 | 1994 | |
| National Audubon Society Field Guide to California | 978-0-679-44678-1 | 1998 | Peter Alden · Fred Heath · Amy Leventer · Richard Keen |
| National Audubon Society Regional Guide to the Mid-Atlantic States | 978-0-679-44682-8 | 1999 | Brian Cassie · Jonathan D. Kahl · Eric A. Oches · Harry Zirlin |
| National Audubon Society Regional Guide to the Rocky Mountain States | 978-0-679-44681-1 | 1999 | Brian Cassie · John Grassy · Jonathan D. Kahl · Amy Leventer · Daniel Mathews |
| National Audubon Society Regional Guide to the Southeastern States: Alabama, Arkansas, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South ... Field Guide to the Southeastern States) | 978-0-679-44683-5 | 1999 | Brian Cassie · Gil Nelson · Harry Zirlin · Jonathan D. Kahl · Eirc A. Oches |
| National Audubon Society Regional Guide to the Southwestern States: Arizona, New Mexico, Nevada, Utah | 978-0-679-44680-4 | 1999 | Brianbon Society Cassie · Peter Friederici · Jonathan D. Kahl · Patrick Leary · Amy Leventer |