Evaluative research principles and practice in public service and social action programs.
| Главный автор: | |
|---|---|
| Формат: | |
| Опубликовано: |
New York
Russell Sage Foundations
c1967
|
| Главный автор: | |
|---|---|
| Формат: | |
| Опубликовано: |
New York
Russell Sage Foundations
c1967
|