00571nam a2200169Ia 4500001001100000005001700011008004300028020001400071041000800085050002000093245016300113260002900276300000700305650003700312650003700349999001500386000001461920251012174532.0        s1972    xx                      c  a3331319320 aeng00aHC59.7bI5 197210aThe gap between rich and poor nationsbproceedings of a conference held by the International Economic Association at Bled, Yugoslaviacedited by Gustav Ranis   aLondonbMacmillanc1972   ap. 0aDeveloping countriesxCongresses 0aEconomic developmentxCongresses  c5574d5574