00827nam0-22002771i-450-99000306066040332120050831094236.0000306066FED01000306066(Aleph)000306066FED0100030606620030910d1967----km-y0itay50------baengUSEconomic progress and problems of laborFriedrich BaerwaldScrantonInternational Textbook Company1967xii, 353 p.ill.24 cm<<An >>ITC publication in business and economicsBaerwald,Friedrich121663ITUNINARICAUNIMARCBK990003060660403321G/2 BAE1468/ISESSESEconomic progress and problems of labor465179UNINA