Inter-regional co-operation in the social sciences.
- Paris : Unesco, c 1977.
- 61 p. ; 27 cm.
- Report and papers in the social sciences No. 36. .
346 346
92-3-101500-1
social sciences.
301.23 / U3i
346 346
92-3-101500-1
social sciences.
301.23 / U3i