00864nam a2200217 i 4500000000236166CaOOAMICUS20141125000000.0141125s1931 it u000 u fre u215070SeMilitaL'année sociale 1930 /Bureau International du Travail.Genève :[s.n.],1931.529 p. :tab. ;24 cm.Lavoro - Storia.(OLS)http://semarc/subject/12555Lavoro - Aspetti sociali.(OLS)http://semarc/subject/16525B.I.T. <Bureau International du Travail>.(OLS)http://semarc/name/71559SeMilSeMil1Venegono13M V 59186512186512SeMilBibl2197293 1245L'année sociale 1930(OLS)http://semarc/title/336580260Genève :[s.n.](OLS)http://semarc/publisher/30628