000 00293nam a2200133Ia 4500
008 230222s9999 xx 000 0 und d
082 _a005.43
100 _aRitchie Colin
245 0 _aOperating Systems.
250 _a3
260 _bBpb Publications
_c2003
650 _aCOMPUTER
942 _cBK
999 _c666
_d666