000 nam a22 7a 4500
999 _c9017
_d9017
005 20170426102947.0
008 170426b xxu||||| |||| 00| 0 eng d
040 _aDLC
_cDLC
082 _a005.43
100 _98
_aChauhan,S.K.
245 _aUnderstanding Unix
_cS.K.Chauhan
942 _2ddc
_cBK