Holt McDougal · Houghton Mifflin
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| The Secret War for the Union: The Untold Story of Military Intelligence in the Civil War | Paperback | 978-0-395-90136-6 (0-395-90136-7) | 1998 |
| The Secret War for the Union: The Untold Story of Military Intelligence in the Civil War | Hardcover | 978-0-03-957428-4 (0-03-957428-8) | 1996 |
| The Secret War for the Union: The Untold Story of Military Intelligence in the Civil War | " | 978-0-395-74281-5 (0-395-74281-1) | 1996 |