Need analysis tools for the human services and education
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Newbury Park, Calif.
Sage Publications
c1987.
|
| Cyfres: | Applied social research methods series
v. 10 |
| Pynciau: |