Hellgate Press · Oxford University Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Better Angel: Walt Whitman in the Civil War | 978-0-19-512482-8 (0-19-512482-0) | 2000 |
| The Ether Zone: U.S. Army Special Forces Detachment B-52, Project Delta | 978-1-55571-662-2 (1-55571-662-8) | 2009 |