| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Encyclopedia Of Exploration | 978-0-8160-4676-8 (0-8160-4676-X) | 2004 | Carl Waldman · Jon Cunningham |
| Encyclopedia of Exploration | 978-0-8160-4678-2 (0-8160-4678-6) | 2004 | Carl Waldman · Jon Cunningham |
| Encyclopedia Of Exploration Volume 2 | 978-0-8160-4677-5 (0-8160-4677-8) | 2004 | Carl Waldman · Jon Cunningham |