D,. H.. · K. D. · K. H. · Keith Harrell
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| An Attitude of Gratitude: 21 Life Lessons | 978-1-4019-0199-8 (1-4019-0199-9) | 2003 |
| Attitude Is Everything for Success: Say It, Believe It, Receive It | 978-1-4019-0201-8 (1-4019-0201-4) | 2003 |