000 00329nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aC.J.Date
245 0 _aAn Introduction to Data Base System
250 _a-
260 _a-
260 _b-
260 _c0
650 _aAn Introduction to Data Base System
942 _cREF
999 _c21382
_d21382