| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Flood by Design | 978-0-89051-523-5 | 2008 | |
| Rock Solid Answers: The Biblical Truth Behind 14 Geologic Questions | 978-0-89051-567-9 | 2009 | John k. Reed |
| Your Guide to the Grand Canyon | 978-0-89051-501-3 | 2008 | Tom Vail · John Hergenrather · Dennis Bokovoy |
| Your Guide to Zion and Bryce Canyon | 978-0-89051-580-8 | 2010 | Tom Vail · John Hergenrather · Dennis Bokovoy |