James Roper · R.J. · R. James · Roper J
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Dimensions of Informal Logic | 978-0-7575-8580-7 (0-7575-8580-9) | 2011 |
| The Covemant of Democracy: Should Government Run Like a Business | 978-0-7575-9836-4 (0-7575-9836-6) | 2012 |