000 00318nam a2200121Ia 4500
008 211105s9999 xx 000 0 und d
020 _aVYASA02443
100 _aO'Leary Timothy J.
245 0 _aComputing Essentials 2007 Edition
250 _a\N
260 _bTata Mc Graw - Hill Publishing co.Limt
_c\N
300 _a196
999 _c11414
_d11414