000 00279nam a2200109Ia 4500
008 230131s9999 xx 000 0 und d
082 _a4
_bO'LE
100 _aO'LEARY, TimothyJ.
245 0 _aComputing essentials 1998/1999
260 _aBoston
_bMcgraw-Hill
_c1998
942 _cPRCD
999 _c169925
_d169924