00797nam0 2200241 450 00000296420180920114844.020010621d1957----km-y0itay50------baengUSEconomic backwardness and economic growthstudies in the theory of economic developmentHarvey LeibensteinNew YorkLondonJohn Wiley & sons1957XIV, 295 p.graf.24 cmEconomia politicaTeorieSviluppo economicoTeorieOccupazione330.1Leibenstein,Harvey103465ITUNIPARTHENOPERICAUNIMARC000002964NAVA4330.19/1001525520010625Economic backwardness and economic growth1223667UNIPARTHENOPE