00976nam0-22003131i-450-99000787586040332120060217094038.0000787586FED01000787586(Aleph)000787586FED0100078758620040427d1970----km-y0itay50------baengCHa---a---001yyYearbook of labour statistic 1970= Annuaire sed statistiques du travail 1970= Anuario de estadisticas del trabajo 1970International Labour Office30th ed.GenèveInternational Labour Office1970xxiii, 919 p.30 cmStatistiche del lavoro331.021Organizzazione internazionale del lavoro411221ITUNINARICAUNIMARCBK990007875860403321CDI-LS-70-112MASMASYearbook of labour statistic 1970672674UNINA