00892nam0-22003131i-450-99000750621040332120060207133619.0000750621FED01000750621(Aleph)000750621FED0100075062120030814d1970----km-y0itay50------bafreFRy-------001yyEvolution agraire et pression démographiqueEster BoserupParisFlammarion1970221 p.24 cmTit. orig.: the condictions of agricultural growthSviluppo ruraleDemografiaBoserup,Ester120280ITUNINARICAUNIMARCBK990007506210403321C-07-167Ist.10361ILFGEILFGEEvolution agraire et pression démographique676765UNINA