| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| All You Ever Wanted to Know About Herbs for Pets | 978-1-889540-46-7 (1-889540-46-3) | 1999 | Gregory L. Tilford |
| Herbs for Pets: All You Ever Wanted To Know | 978-1-889540-64-1 (1-889540-64-1) | 2001 | " |