00393nam a2200145Ia 4500008004100000020001500041041000800056082001600064100004500080245003800125250000600163260004300169300001200212650002300224210716s2002    xx            000 0 und d  a9812531823  aeng  a658.83 KUMV  aKumar, V; Aaker, David A; Day, George S.  aEssentials of marketing research.  a2  aSingaporebJohn wiley & sons Ltdc2002  axix,553  aMarketing Research