00314nam a2200133Ia 45000030006000000080041000060400015000471000016000622450029000782500011001072600033001185460012001510050017001630STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRuddar Datt  aUnderstanding an economy  aSecond  bRatan Prakashan Mandirc1968  aEnglish20220125165702.0