000 00310nam a2200133Ia 4500
008 230222s9999 xx 000 0 und d
082 _a005.432 U
100 _aSumitabha Das
245 0 _aUnix Concepts and Applications
250 _a3
260 _bTata Mcgraw Hill
_c2004
650 _aCOMPUTER
942 _cBK
999 _c3849
_d3849