| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A History of Currency in the United States: With a Brief Description of the Currency Systems of All Commercial Nations | 978-1-112-03210-3 (1-112-03210-X) | 2009 |
| Financing the War: -1918 | 978-1-112-26707-9 (1-112-26707-7) | 2009 |