| title | media type | ISBN-13 | year of publica- tion |
|---|---|---|---|
| Congress and the Legislative Branch | Hardcover | 978-1-4034-6602-0 | 2005 |
| Congress and the Legislative Branch | Paperback | 978-1-4034-6607-5 | 2005 |
| National Elections and the Political Process | " | 978-1-4034-6609-9 | 2005 |
| The President and the Executive Branch | Hardcover | 978-1-4034-6601-3 | 2005 |
| The President and the Executive Branch | Paperback | 978-1-4034-6606-8 | 2005 |
| The Story Behind Harper Lee's To Kill A Mockingbird | Hardcover | 978-1-4034-8208-2 | 2007 |
| The Supreme Court and the Judicial Branch | " | 978-1-4034-6603-7 | 2005 |
| The Supreme Court And the Judicial Branch | Paperback | 978-1-4034-6608-2 | 2005 |