The social science activities of some eastern european academies of sciences.
The social science activities of some eastern european academies of sciences.
- Paris : UNESCO, 1963.
- 61 p.
- Reports and papers in the social sciences ; 18. .
OC 061.6: 3.001.5 (4)=20 1963SOC No.18.
OC 061.6: 3.001.5 (4)=20 1963SOC No.18.