000			00481nam a2200205Ia 4500
008			240510s9999 xx 000 0 und d
020			_a0000716780690
041			_aEng
082			_a005.74
082			_bU44
100			_aULLMAN, Jeffrey D.
245		0	_aPrinciples of database systems
250			_a2nd ed.
260			_bMaryland : Computer Sc. Press
260			_c1982
300			_a484 p.
650			_aDatabase management systems
942			_2ddc
942			_cLBK
999			_c25852 _d25852
945			_a1 _bMadushi Gamage _c1 _dMadushi Gamage