| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Sahara survival;: A novel | 978-0-06-121550-6 (0-06-121550-3) | 1973 | |
| The blue climate: A novel | 978-0-06-121551-3 (0-06-121551-1) | 1977 | |
| The Bobo | 6300269116 (6300269116) | 1989 | David R. Schwartz · Elliott Kastner · Gerry Turpin · Jerry Gershwin · John Jympson |