| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Princess Penelope | Hardcover | 978-0-439-22436-9 (0-439-22436-5) | 2003 |
| Princess Penelope | Paperback | 978-0-439-56624-7 (0-439-56624-X) | 2003 |
| Princess Penelope Takes Charge | Hardcover | 978-0-439-67380-8 (0-439-67380-1) | 2006 |