00814nam0-22002891i-450-99000622744040332119980601000622744FED01000622744(Aleph)000622744FED0100062274419980601d1962----km-y0itay50------ba--------00-yyCredits and Collectionsmanagement and TheoryTheodore N. Beckman.7. ed. -New York,San FranciscoMcGraw- Hill Book Company ,1962X,, 660 p.24 cm330.1Beckman,Theodore N.106960ITUNINARICAUNIMARCBK990006227440403321XV M 68468768FGBCFGBCCredits and Collections637656UNINAGIU01