00290nam a2200121Ia 4500008004100000041000800041082001500049100001000064245003700074260002700111300002300138365000700161240624s9999    xx            000 0 und d  aeng  a300.72 IGN  aIGNOU  aDATA PRESENTATION AND ANALYSIS 3  c2006aNew DelhibIGNOU  a66 : p. : cm. ; 26  cRS