| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Politically Incorrect Guide to Capitalism | 978-1-59698-504-9 (1-59698-504-6) | 2007 |
| The Politically Incorrect Guide to the Great Depression and the New Deal | 978-1-59698-096-9 (1-59698-096-6) | 2009 |
D. P. · (D-R) · D. Robert · P.P. · P R · P. Robert · Ph.D. · Ph. Robert · R. P. · Robert P.