| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Constitutions of the World | Paperback | 978-0-415-86313-1 | 2014 |
| Constitutions of the World | Hardcover | 978-0-87289-556-0 | 2007 |
| Constitutions of the World | " | 978-0-415-16436-8 | 1997 |
| Encyclopedia of Sexual Behavior and the Law | " | 978-1-933116-57-0 | 2006 |
| The U.S. Constitution A to Z | " | 978-0-87289-764-9 | 2008 |
| The U.S. Constitution A to Z | " | 978-1-56802-699-2 | 2002 |
L.M. · R. L · R. M. · Robert L. · Robert M. · Robert Maddex