000			00656nam a2200253Ia 4500
001			990
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020			_a201144743
100			_aDate, C J
245		3	_aAn introduction to database systems - vol. 2
260			_aNew York
260			_bAddison-Wesley
260			_c1983
300			_axv, 383p. : ill.
500			_aIncludes bibliographical references and index.
650			_aData models
650			_aDatabase design
650			_aDatabase management systems
650			_aDatabase systems
650			_aRelational database systems
650			_aSQL
942			_cBK
999			_c956 _d956