00277nam a2200121Ia 45000030006000000080041000060400015000471000025000622450030000872600009001175460012001260050017001380STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSukumar Bhattaeharya  aAssessment of technicians  c1960  aEnglish20220125165717.0