000			00318nam a2200133Ia 4500
100			_aKorth, Henry F. & Silberschatz, Abraham
020			_a0-07-100804-7
250			_a2nd ed.
942			_cBK
245			_aDatbase system concepts
260			_aMcgraw-hill, New york _c1991
082			_a001.64 Kor
300			_axii,69
999			_c36007 _d36007