00288nam a2200121Ia 45000030006000000080041000060400015000471000020000622450046000822600009001285460012001370050017001490STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aDhamdhere, D.M.  aSystems programming and operating systems  c2000  aEnglish20220125170156.0