00727nam0-22002651i-450-990002783550403321000278355FED01000278355(Aleph)000278355FED0100027835520000920d1970----km-y0itay50------baENGEconomies of industrial organization.by C UNNINGHAM N. BEACHAM A.LondraPitman1970.Volume 1.Cunningham,N.111966Beacham,ArthurITUNINARICAUNIMARCBK9900027835504033218-12-24s.i.ECAECAEconomies of industrial organization420805UNINAING01