000 00271nam a2200121Ia 4500
008 221229s9999 xx 000 0 und d
100 _aBrown, Don
245 0 _aDigital fortress
260 _aNew York
_bAvon Book
_c1998
300 _a429
650 _aGeneral
942 _cBK
999 _c2889
_d2889