000 00397nam a2200145Ia 4500
008 170101s2011 xx 000 0 und d
082 _a001.642 S27O
100 _aSehgal, Umesh
245 0 _aOperating systems
260 _aNew Delhi
_bS.K. Kataria & Sons
_c2011
300 _a24cm. ; 353
650 _aOPERATING SYSTEM (COMPUTERS)
653 _aOPERATING SYSTEM (COMPUTERS)
942 _2ddc
_cB
999 _c148342
_d148342