00794nam0-22003011i-450-99000911003040332120091028150948.0000911003FED01000911003(Aleph)000911003FED0100091100320091028d1981----km-y0itay50------bafreFRy-------001yy<<L'>>idee de progrescollectif: F. Berriot ... [et al.]ParisVrin1981185 p.24 cmProblèmes et controverses30111 rid.itaBerriot,FrançoisITUNINARICAUNIMARCBK990009110030403321SDI-KT 622570SDISDIIdee de progres781218UNINA