00320nam a2200121Ia 45000030006000000080041000060400015000471000028000622450051000902600028001415460012001690050017001810STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aGupta, r.K.; Arya, J.P.  aKrishna objective question bank in mathematics  bKrishna Prakashanc1995  aEnglish20220125170026.0