000 00245nam a2200097Ia 4500
008 230915s9999 xx 000 0 und d
050 _aQA76.5.O44 2002
100 _aTIMOTHY J.O'LEARY
245 0 _aCOMPUTING ESSENTIALS, 2002-2003
942 _cBK
999 _c183394
_d183394