000			00325nam a2200133Ia 4500
001			129710
008			170722s9999 xx 000 0 und d
100			_aDate, C. J.
245			_aIntroduction to database systems /
250			_a2,3,6
260			_bNarosa Publishing House ,
653			_aComputer Science
942			_cGEN
999			_c100766 _d100766