00306nam a2200133Ia 45000030006000000080041000060400015000471000025000622450036000872500011001232600009001345460012001430050017001550STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSivathanu Pillai, M.  aEconomic and business statistic  aFourth  c1979  aEnglish20220125165433.0