00330nam a2200145Ia 45000030006000000080041000060400015000471000024000622450044000862500010001302600009001403000006001495460012001550050017001670STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aKrishnamurthy, E.V.  aIntroductory theory of computer science  aFirst  c1983  a0  aEnglish20220125160203.0