| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Marta's Promise: A Novel | 978-0-8254-2489-2 (0-8254-2489-5) | 2006 | Jeanne Gowen Dennis |
| Poison at the Pump | 978-1-58997-974-1 (1-58997-974-5) | 2020 | Chris Brack |
| Rescue on the River | 978-1-58997-993-2 (1-58997-993-1) | 2019 | Marianne Hering |