| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Kittens: Why They Do What They Do | 978-1-889540-59-7 (1-889540-59-5) | 2001 | Penelope A. Milne |
| Puppies! Kittens! 12-copy prepack | 978-1-889540-65-8 (1-889540-65-X) | 2001 | |
| Puppies! Why Do They Do What They Do? | 978-1-889540-58-0 (1-889540-58-7) | 2001 | |