| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Rigorous School and Classrooms: Leading the Way | 978-1-59667-145-4 (1-59667-145-9) | 2010 | Barbara R. Blackburn |
| Scheduling Middle Level Schools: Tools for Improved Student Achievement | 978-0-88210-327-3 (0-88210-327-X) | 1998 | |
D.W. · D. Williamson · R.D. · R. Williamson · Ronald D. · Ronald W. · Ronald Williamson