Ullman, Jeffrey D.,   1942- <br/><br/>
A first course in database systems / 
Jeffrey D. Ullman and Jennif er Widom. 
 - 3rd ed. 
 - Upper Saddle River, NJ :  Pearson/Prentice Hall,  c2008. 
 - xxi, 565 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780136006374 013600637X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database management.
<br/><br/><label>Dewey Class. No.: </label>005.74