000 00243nam a2200097Ia 4500
008 170501s9999 xx 000 0 und d
100 _a"Ullman,JD"
245 _aA first courseir database system
250 _a-
260 _bPearson Education
_aN.Delhi
_c2007
300 _a527
999 _c19912
_d19912