The practice of group work /
| Institution: | International Institute of Social History |
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| Format: | TEXT |
| Published: |
Columbia University press,
1971.
New York : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/17595AB8-4BAF-4FB9-A1BB-CBD392163999 |
| Published: | 1971. |
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