IFM-SEI :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
IFM-SEI,
1972.
Vienna : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/FF98D837-75D1-4DB2-BABE-5C62DCB66234 |
| Published: | 1972. |
|---|