000 00326nam a2200121Ia 4500
008 250409s9999 xx 000 0 und d
020 _a0-07-463090-3
082 _a5.422
_bDAS
100 _aDas, Sumitabha
245 0 _aUnix:concepts and application second edition
260 _aNew Delhi
_bTata McGraw
_c2001
365 _a210
999 _c248630
_d248630