000 00345nam a2200145Ia 4500
020 _a0000000000
082 _b3190
_a001.642
100 _a"Muhammad Ayubi"
245 0 _amodern computer textbook 4
260 _bKnowledge Inn
_aKarachi
_c2005
300 _a41
944 _cBK
999 _c703355
_d703355