| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Out of the Wilderness: THE LIFE OF ABRAHAM LINCOLN | Paperback | 978-0-252-06400-5 (0-252-06400-3) | 1994 |
| The Lincoln Murder Conspiracies | " | 978-0-252-01361-4 (0-252-01361-1) | 1989 |
| The Lincoln Murder Conspiracies | Hardcover | 978-0-252-01046-0 (0-252-01046-9) | 1983 |