1972 :
Le courrier de l'Unesco; 25(1972):no.1.
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
Unesco,
1972.
Paris : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/71C155F1-3918-47DD-AE20-D036AD89EEE1 |