000 00280nam a2200121Ia 4500
008 160710s1991 xx 000 0 und d
082 _a005.74 KOR
100 _aKORTH , HF.
245 _aDATABASE SYSTEM CONCEPT
260 _bMCGRAW HILL
_c1991
300 _a694
942 _2ddc
_cB
999 _c49586
_d49586