| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| What Auto Mechanics Don't Want You to Know | 978-0-9640560-0-8 (0-9640560-0-3) | 1994 |
| What Car Dealers Don't Want You to Know | 978-0-9640560-7-7 (0-9640560-7-0) | 2000 |
| What Car Dealers Don't Want You to Know | 978-0-9640560-1-5 (0-9640560-1-1) | 1995 |