00337nam a2200145Ia 45000030006000000080041000060400015000471000017000622450025000792500010001042600042001143000006001565460012001620050017001740STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aChopra, O.P.  aManagerial economics  aFirst  bTata Mc Graw Hill; Delhic1987aDelhi  a0  aEnglish20220125170552.0