00331nam a2200133Ia 45000030006000000080041000060400015000471000035000622450027000972500011001242600033001355460012001680050017001800STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSundharam, K.P.M.; Vaish, M.C.  aPriciples of economics  aEighth  bRatan Prakashan Mandirc1971  aEnglish20220125165604.0