00804nam0-22003131i-450-99000385442040332120080114153838.0000385442FED01000385442(Aleph)000385442FED0100038544220030910d1951----km-y0itay50------baengITProductivity and Trade UnionsBy F. Zweig.OxfordBSSil Blackwell1951.240 p.22 cmProduttivitàSindacatiG/1G/2.43Zweig,Ferdynand125911ITUNINARICAUNIMARCBK990003854420403321G/1 ZWE03653SESSESProductivity and Trade Unions514871UNINA