000 00322nam a2200133Ia 4500
008 221231s9999 xx 000 0 und d
100 _aBach, Maurice J
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245 0 _aDesign of the Unix Operating System
260 _bPearson
260 _c1990
300 _a471
650 _aComputer Science
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942 _cBE_BK
999 _c2732
_d2732