00339nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001700084245004500101260003300146300000900179650001700188221030s9999    xx            000 0 und d  a8170966228  aEnglish  a105.23bCho  aP. N. Chopra 0aPrinciples of Economicscby P. N. Chopra  bKalyani Pub.aLudhianac1997  a1050  aBE Economics