000 00308nam a2200133Ia 4500
008 220201s2006 xx 000 0 eng d
082 _a621.39
_bNOR
100 _aNorton,Peter
245 0 _aIntroduction to computers
250 _a6th
260 _adelhi
_bMcgraw Hill
_c2006
300 _a609
942 _2ddc
999 _c37373
_d37373