| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Further Adventures in the Simpsons Collectibles: An Unauthorized Guide | 978-0-7643-1231-1 (0-7643-1231-6) | 2001 |
| The Unauthorized Guide to the Simpsons Collectibles: A Handbook and Price Guide | 978-0-7643-0545-0 (0-7643-0545-X) | 1998 |