Follett Pub. Co · HarperCollins
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Simon in the land of chalk drawings, | 978-0-695-88007-1 (0-695-88007-1) | 1969 | |
| You Don't Have to be Mad to Work Here.... | 978-0-00-636668-3 (0-00-636668-6) | 1984 | Roger Kilroy |