000 00291nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aC J Date
245 3 _aAn Introduction to Database Systems
260 _bDelhi:Pearson Ed
_c2000
300 _a938p.
650 _aComputer
999 _c820
_d820