O III congresso será :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
Unidade e Luta,
1977.
[S.l.] : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/7027FE9C-EFED-49B3-BD81-1FFA0CD5365C |