00449nam a2200169 a 450000500170000010000200001724500230003726000370006030000100009769000230010770000200013070000230015096400190017399700180019299900170021095200520022720251203090709.0  aBoyd, Harper W.  aMarketing Research  aHomewooddbRichard D.Irwinc1985  a836p.  aMarketing Research  aWestfall, Ralph  aStasch, Stanley F.  bENGcdefg_  a16149 LIBSS C  c16719d16719  00104070aPUbPUd1998-09-14l0o p16149yBK