J.B. · J. O'Brien · O'Brien
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Agile Testing with Ruby and Rails | 978-1-59059-915-0 | 2007 | Daniel Manges |
| Alfie Green and the Conker King | 978-1-84717-033-0 | 2007 | |
| Alfie Green and the Magical Gift | 978-0-86278-936-7 | 2005 | |
| Alfie Green and the Sink Full of Frogs | 978-0-86278-937-4 | 2005 | |