Information for problem solving in socio-economic development/ by Scott Adams.
Information for problem solving in socio-economic development/ by Scott Adams.
- Paris : UNESCO, 1980.
- 25 p.
- PGI-80/WS/26 .
002.6 (-77)=20 "1980" INF No.26.
002.6 (-77)=20 "1980" INF No.26.