00290nam a2200133Ia 45000030006000000080041000060400015000471000018000622450025000802500013001052600009001185460012001270050017001390STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSatya Prakash  aI.I.T. physics guide  aTwelveth  c1996  aEnglish20220125165822.0