| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Business Communication, BCOM 3143, University of Central Oklahoma | 978-0-390-96200-3 (0-390-96200-7) | 2009 |
| Selected Materials From Economics for Econ 2113/2123, University of Central Oklahoma | 978-0-07-755141-4 (0-07-755141-9) | 2012 |