S. P. · S. Post · Susan E. Pritchett Post · Susan L Post
Human Kinetics · University of Illinois Press
| title | ISBN-13 (ISBN-10)  | year of publica- tion  | other author(s) | 
|---|---|---|---|
| Butterflies of Illinois: A Field Guide | 978-0-252-08446-1 (0-252-08446-2)  | 2019 | Michael Jeffords · James R. Wiker | 
| Hiking Illinois - 2nd Edition | 978-0-7360-7474-2 (0-7360-7474-0)  | 2009 | |