4o Congresso nazionale :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
Tip. Ferri,
1962.
Roma : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/A8589EBB-6DC1-469C-9F39-70DF1F705543 |