Les directives du plan quinquennal :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
Polonia,
1958.
Varsovie : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/9CD5C152-5531-46ED-834A-A8DBAFE1F129 |