000 00268nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a005.117
100 _aDon Box
245 0 _aEssential com.
260 _bPearson Education
_c2002
650 _aCOMPUTER
942 _cBK
999 _c889
_d889