000 00306nam a2200145Ia 4500
020 _a9788131723593
100 _aGary Nut
245 _aOperating Systems
250 _a3rd
260 _c2010
_bPearson
_aDelhi
300 _axxx+806
700 _aNabendu Chaki
700 _aSarmistha Neogy
942 _cBK
999 _c28182
_d28182