Age of Reason Publications · Canadian Humanist Publications · La Factoria de Ideas
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Challenging the verdict: A cross-examination of Lee Strobel's The case for Christ | 978-0-9689259-0-4 | 2001 |
| El Puzzle De Jesus/ the Jesus Puzzle | 978-84-9800-268-3 | 2006 |
| Jesus Puzzle | 978-0-9689259-1-1 | 2005 |
| The Jesus puzzle: Did Christianity begin with a mythical Christ? | 978-0-9686014-0-2 | 2000 |