| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Effective EPA Advocacy | 978-0-7698-6830-1 (0-7698-6830-4) | 2013 |
| Effective EPA Advocacy | 978-0-7698-9353-2 (0-7698-9353-8) | 2013 |
R. S. · R. Stoll · Richard G. Stoll · Richard J. Stoll · Richard K. Stoll · Richard L. Stoll · Richard S. · Richard Stoll Armstrong