00322nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001700084245002800101260003400129300000800163650001700171221030s9999    xx            000 0 und d  a8176635510  aEnglish  a105.23bCho  aP. N. Chopra 0aPrinciples of Economics  bKalyani Pub.aNew Delhic2001  a798  aBE Economics