J.W. · J. Willis · John O. · John W · John Willis
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Essentials of DAS-II Assessment | 978-0-470-22520-2 (0-470-22520-3) | 2008 | Ron Dumont · Colin D. Elliott |
| Essentials of Das-ii Assessment | 978-0-470-40315-0 (0-470-40315-2) | 2008 | Ron Dumont · Colin D. Elliott |
| Essentials of Das-ii Assessment | 978-0-470-40316-7 (0-470-40316-0) | 2008 | Ron Dumont · Colin D. Elliott |