00733nam0 22002771i 450 99000726805040332120021010000726805FED01000726805(Aleph)000726805FED0100072680520021010d--------km-y0itay50------baitaEssential Mathematica for economistsBlack , Bradleyseconda eds.l.Willy and Sours1980Black,J.249666BradleyITUNINARICAUNIMARCBK990007268050403321XV J 572241XV J 57DTEEssential Mathematica for economists686764UNINAGEN01