| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Zippy Ziggy Volume 1 | 978-1-59697-161-5 (1-59697-161-4) | 2005 | Eun-Jeong Kim |
| Zippy Ziggy Volume 2 | 978-1-59697-162-2 (1-59697-162-2) | 2004 | " |
| Zippy Ziggy Volume 3 | 978-1-59697-163-9 (1-59697-163-0) | 2005 | " |