| title | ISBN-13 | year of publication |
|---|---|---|
| Business Law: Study Guide, 5th Edition | 978-0-13-146096-6 | 2003 |
| Contemporary Business Law& E-Commerce Law | 978-0-13-149661-3 | 2005 |
| Study Guide for Business Law | 978-0-13-198500-1 | 2006 |
| Test Item File for Business Law: Legal Environment, Online Commerce, Business Ethics, and Internatio | 978-0-13-198496-7 | 2007 |