00382nam a2200133Ia 4500008004100000020001500041041000800056082001500064100004900079245006700128250000600195260003300201300001400234210716s1993    xx            000 0 und d  a0070388024  aeng  a658.8 LOVC  aLovelock, christopher H;Weinberg, Charles B.  aMarketing challenges: cases and exercisesbCases and exercises  a3  aNew YorkbMc Graw Hillc1993  axxxix,628