00917nam0-22003011i-450-99000684272040332120001010000684272FED01000684272(Aleph)000684272FED0100068427220001010d--------km-y0itay50------baitay-------001yySustainable development and the freedom of the future generationsAlessandro Vercelli.MilanoFondazione Eni1996.27 p.21 cmNote di lavoro della Fondazione ENI Enrico Mattei83363.7Vercelli,Alessandro80528ITUNINARICAUNIMARCBK990006842720403321COLLEZ. 1702 (83)30048FSPBCFSPBCSustainable development and the freedom of the future generations626836UNINAGEN01