Date, C.J. <br/><br/>
An introduction to data base system 
by C.J. Date 
 - 2nd 
 - Reading, Mass.  Addison-Wesley  1980 
 - 536p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing<br/>Information storage and retrieval system
<br/><br/><label>Dewey Class. No.: </label>I5371 D262