GLB Publishers · Zumaya Enigma · Zumaya Publications, LLC
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Calico | 978-1-934135-33-4 | 2006 |
| His Name Is John | 978-1-934841-04-4 | 2008 |
| The 9th Man, 2nd Edition | 978-1-879194-78-6 | 2001 |
| The 9th Man | 978-1-879194-88-5 | 2001 |
| The Angel Singers: A Dick Hardesty Mystery | 978-1-934841-06-8 | 2008 |
| The Bar Watcher | 978-1-879194-79-3 | 2001 |
| The Bottle Ghosts | 978-1-879194-73-1 | 2003 |
| The Butcher's Son | 978-1-879194-86-1 | 2001 |
| The Dirt Peddler | 978-1-879194-72-4 | 2003 |
| The Dream Ender: A Dick Hardesty Mystery | 978-1-934135-62-4 | 2008 |
| The Good Cop: A Dick Hardesty Mystery | 978-1-879194-75-5 | 2002 |
| The Hired Man: A Dick Hardesty Mystery | 978-1-879194-76-2 | 2002 |
| The Paper Mirror: A Dick Hardesty Mystery | 978-1-879194-57-1 | 2005 |
| The Popsicle Tree | 978-1-879194-55-7 | 2005 |
| The Role Players | 978-1-879194-49-6 | 2004 |