Date, C.J. <br/><br/>
Introduction to database systems 
by C.J. Date 
 - 3rd ed. 
 - Reading, Mass.  Addison-Wesley  1981 
 - 584p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database management
<br/><br/><label>Dewey Class. No.: </label>I5371 D262/81