| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| People of the Red Tide | Paperback | 978-1-4208-8410-4 (1-4208-8410-7) | 2005 |
| Today's Stoic, Tomorrow's Hero? | " | 978-0-595-36814-3 (0-595-36814-X) | 2005 |
| Today's Stoic, Tomorrow's Hero? | Hardcover | 978-0-595-67423-7 (0-595-67423-2) | 2005 |
G. K. · G. T. · Gerald Keep · Gerald T. Keep PhD · T/K