Ullman, Jeffrey D. <br/><br/>
A first course in database systems 

 - 2nd ed. 
 - New Jersey  Pearson  2002 
 - xvi,511p.  23cm 
<br/><br/><label>ISBN: </label>0131225200 
<br/><br/><label>Dewey Class. No.: </label>005.74  / ULL