00339nam a2200133Ia 45000030006000000080041000060400015000471000016000622450051000782600041001293000006001705460012001760050017001880STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aCrowley, C.  aOperating Systems: A Design -oriented Approach  bTata Mcgraw gill; Delhic2006aDelhi  a0  aEnglish20220125160215.0