000 00352nam a2200145Ia 4500
008 231217s9999 xx 000 0 und d
041 _aEnglish
100 _aGroff, James R Weinberg, Paul N
245 0 _aUnderstanding Unix: A conceptual guide
250 _a2nd ed.
260 _c1988
_bQUE
300 _axiv+234
650 _aUnix
942 _cAA
999 _c161065
_d161065