000 00250nam a2200109Ia 4500
008 160921s9999 xx 000 0 und d
100 _aSHELLY
245 _aDISCOVERING COMPUTERS
260 _bTHOMSON LEARNING
_c2003
300 _a15.22
942 _cBK
999 _c1452
_d1452