000 00492cam a22001097a 4500
008 180718b1970 xxu||||| |||| 00| 0 eng d
082 _aL12 Un3
245 _aInterregional allocation of investments for social and economic development : an elementary model approach to analysis
_cby Research Institute For Social Development, Switzerland
260 _aGeneva
_bResearch Institute For Social Development
_c1970
300 _a61+p.
700 _aSwitzerland. Research Institute For Social Development
999 _c500551
_d500551