| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Captain Pajamas: Defender of the Universe | Hardcover | 978-0-06-026613-4 | 2000 | |
| Detective Donut and the Wild Goose Chase | Paperback | 978-0-06-443553-6 | 1999 | Bruce Whatley |
| Detective Donut and the Wild Goose Chase | Library Binding | 978-0-06-026607-3 | 1997 | " |
| One Step in the Clouds: Survey of Mountaineering Novels and Short Stories | Hardcover | 978-0-906371-92-3 | 1990 | A Salkeld |
| Whatley's Quest | " | 978-0-06-026291-4 | 1995 | Bruce Whatley |
| Whatley's Quest | Library Binding | 978-0-06-026292-1 | 1995 | " |