De vrije school :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
De Iona stichting,
1972.
Amsterdam : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/A538A431-E8F9-40AA-9E3D-E00A92CEEB82 |
| Published: | 1972. |
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