| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| An Ordinary Cat | Hardcover | 978-0-06-023172-9 (0-06-023172-6) | 1991 |
| An Ordinary Cat | Library Binding | 978-0-06-023173-6 (0-06-023173-4) | 1991 |
| Oliver Cat on Planet B | Hardcover | 978-0-525-47094-6 (0-525-47094-8) | 2003 |