000 00261nam a2200109Ia 4500
008 231109s9999 xx 000 0 und d
020 _a0-13-032986-X
090 _aQA 76.76.P42
100 0 _aWILLIAM STALLING
245 0 0 _aOPERATING SYSTEM
260 _bPRENTICE HALL
999 _c4726
_d4726