00799nam0-22002891i-450-99000663209040332120001010000663209FED01000663209(Aleph)000663209FED0100066320920001010d--------km-y0itay50------baitay-------001yyProduct differentiation and non -price competitionNorman J. IrelandOxfordB.Blackwell1987192 p., 23 cm658.8Ireland,Norman J.146821ITUNINARICAUNIMARCBK990006632090403321VI I 587070FSPBCFSPBCProduct differentiation and non -price competition613751UNINAGEN01