000 00296nam a22001337a 4500
999 _c2806
_d2806
020 _a9780070671201
082 _a004.NOR
100 _aNorton Peter
245 _aIntroduction To Computers
260 _aNew Delhi
_bMcGraw Hill
_c2015
300 _a628
650 _aComputer Science
942 _cREF