| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Birds of the Blue Ridge Mountains: A Guide for the Blue Ridge Parkway, Great Smoky Mountains, Shenandoah National Park, and Neighboring Areas | 978-O-8O78-4363-5 (O-8O78-4363-6) | 1992 |
B.S. · B. Simpson · J. S. · J. Simpson · M B · M J · M. J. Simpson · M S. · M Simpson · Marcus B. Simpson