Date, c.j  <br/><br/>
An introduction to database systems  

 - 6th ed. 
 - Reading,massachusetts : addison-wesley, 1995  
<br/><br/><label>ISBN: </label>020154329X 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Database management 
<br/><br/><label>Dewey Class. No.: </label>005.74 DAT