000			00339nam a22001337a 4500
020			_a817155450
082			_222 _a005.75
100			_aUllman, Jeffrey D.
245			_aPrinciples of database systems /
250			_a3 rd.
260			_aNew Delhi, _bGagotia Publishing, _cc2008.
300			_axi,670 p. ; _bill. ; _c24 cm.
942			_2ddc _cIT _02
999			_c3362 _d3362