Group work a humanistic approach
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Newbury Park, Calif
Sage Publications
c1990.
|
| Cyfres: | Sage sourcebooks for the human services series 13
|
| Pynciau: |