00623nam0-22002411i-450-99000259545040332120070613161257.0000259545FED01000259545(Aleph)000259545FED0100025954520030910d1975----km-y0itay50------baengManagerial EconomicsHomewood (Illinois)Irwin1975Spencer,Milton H.108578ITUNINARICAUNIMARCBK990002595450403321612s.i.ECAECAManagerial economics423723UNINA