An introduction to database systems 
Date, C.J 
 - 3th edition. 
 - London.  Pearson   2004. 
 - 983p.  includes, index 
<br/><br/><label>ISBN: </label>0-321-18856-6 
<br/><br/><label>Subjects--Topical Terms: </label>--School of Pure and Applied Sciences
<br/><br/><label>LC Class. No.: </label>QA 76.9   / .D37 2004