000 00309nam a2200145Ia 4500
008 160921s9999 xx 000 0 und d
020 _a0-07-114810-8
082 _a624
100 _aKORTH S
245 _aDATA BASE SYSTEM CONCEPTS
250 _a3RD
260 _bMGH
_c1997
300 _a821
942 _cBK
999 _c33617
_d33617