Auf-Ruhr :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
isp-Verlag,
1988.
Frankfurt am Main : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/34CCA4E7-278F-48A5-95DC-8CAAB0FE9B39 |