000 00359nam a2200145Ia 4500
020 _a9780071135313
082 _b832
_a001.642
100 _a"TIMOTHY J. O LEARY"
245 0 _aCOMPUTING ESSENTIALS
260 _b,Mcgraw-Hill,MCGRAW HILL
_aHONG KONG
_c1996
300 _a171
944 _cBK
999 _c357228
_d357228