00777nam0-22002651i-450-99000277389040332120070613161335.0000277389FED01000277389(Aleph)000277389FED0100027738920030910d1964----km-y0itay50------baengManagerial economicsdecision making and forward planningby Milton H. Spencer and Louis SiegelmanHomewood (Illinois)Irwin1964Spencer,Milton H.108578Siegelman,LouisITUNINARICAUNIMARCBK9900027738904033214-143-TBtbECA1-6-46-TI1575ECAECAManagerial economics423723UNINA