J. P. · J. Powers · Judith E. Powers · Judith (Judy) E. Powers
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Waterway Guide Mid-Atlantic 2005: Chesapeake Bay and the ICW to Florida | 978-0-9723131-6-2 (0-9723131-6-8) | 2004 |
| Waterway Guide Mid-Atlantic 2008 | 978-0-9768066-8-4 (0-9768066-8-1) | 2007 |
| Waterway Guide Northern 2003: Delaware Bay to the Canadian Border | 978-0-9723131-2-4 (0-9723131-2-5) | 2003 |