000 00255nam a2200109Ia 4500
008 230411s9999 xx 000 0 und d
082 _a004
_bNOR
100 _aNorton ( Peter )
245 0 _aIntroduction to Computer
260 _bMGH
_aNEW DELHI
942 _cBB
999 _c9019
_d9019