00833nam0-22003011i-450 99000643785040332120220714104634.00-521-55583-3000643785FED01000643785(Aleph)000643785FED0100064378520010315d1996----km-y0itay50------baengGBEvolution of the social contractBrian SkyrmsCambridgeCambridge University Press1996XIII, 146 p.21 cmBibliografia: p. 129-142320.1120itSkyrms,Brian50618ITUNINARICAUNIMARCBK990006437850403321XVII 106738385*FGBCFGBCEvolution of the social contract650122UNINA