000 00383nam a2200133Ia 4500
008 130729s9999 xx 000 0 und d
020 _a9780070635463
082 _a005.432
_bDAS
100 _aDas, Sumitabha
245 _aUnix : Concepts and Applications 4th ed.
260 _aNew Delhi
_b TMH
_c2010
650 _aComputer Science Engineering
_bOperating systems
942 _2ddc
_cBK
_013
999 _c2692
_d2692