00694nam0-22002411i-450-990002650100403321000265010FED01000265010(Aleph)000265010FED0100026501020000920d1970----km-y0itay50------baENGIndustrial Market structure and economic perfomanceby SchererChicagoRand Mc Nally1970Scherer,Frederic M.114114ITUNINARICAUNIMARCBK9900026501004033210-8-87-TI4462ECAECAIndustrial Market structure and economic perfomance430759UNINAING01