Lecture given for the University of New Ulster in Northern Ireland on the 18th of may 1973
| Institution: | International Institute of Social History |
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| Format: | TEXT |
| Published: |
Ministerie van Cultuur Recreatie en Maatschappelijk Werk,
1973.
Rijswijk : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/745C3EBF-9AAB-446A-BF61-1B3ED7085B41 |
| Published: | 1973. |
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