00408aam a2200157   4500003000400000005001700004008004100021020001500062040000800077082001200085100002100097245004200118260003700160300001800197650003500215OSt20260701130913.0140223b1986    xxu||||| |||| 00| 0 eng d  a0333406540  c     a330 IEA  aRobinson, E.A.G.  aBackward areas In Advanced Countries   aLondon bM Stockton Press c1969  axvii, : 474p.  aEconomic Disparition Regional