| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| If Not Now, When?: Duty and Sacrifice in America's Time of Need | Paperback | 978-0-425-22984-2 (0-425-22984-X) | 2009 | Douglas Century |
| If Not Now, When?: Duty and Sacrifice in America's Time of Need | Hardcover | 978-0-425-22359-8 (0-425-22359-0) | 2008 | " |
C.J · C. Jacobs · C.R. · Colonel Jack Jacobs · J J · J. Jacobs · J R · Jack Jacobs · Jack R.