00793nam0-22002891i-450-99000707104040332120020410000707104FED01000707104(Aleph)000707104FED0100070710420020410d1941----km-y0itay50------baengUSy-------001yyEconomics of social securitySeymour HarrisNew YorkMcGraw-Hill Book Company1941XXVI, 455 p.24 cm33020itaHarris,Seymour Edwin<1897-1974>103369ITUNINARICAUNIMARCBK990007071040403321XV L 21253129FGBCFGBCEconomics of social security501495UNINA00820nam2-22003011i-450-990000167850403321000016785FED01000016785(Aleph)000016785FED0100001678520011111d--------km-y0itay50------baitay-------001yy1. : paginazione varia.ParisImprimerie nationale1875-v.63 cm0010000128262001Collection des dessinsScienza delle costruzioni624ECOLE DES PONTS ET CHAUSSEES6450ITUNINARICAUNIMARCBK99000016785040332113 AR 7 B 297589FINBCFINBC1. : paginazione varia121032UNINAING01