00314nam a2200121Ia 4500008004100000041000800041082001600049100001500065245002300080250000800103260007300111300000800184231228s2007    xx            000 0 und d  aeng  a658.83bBER  aBERI (G.C)  aMarketing Research  a3rd  aNew DelhibTata McGraw-Hil Publication Company Limited . Delhic2007  a474