Ullman, Jeffrey D. <br/><br/>
A first course in database systems / 
Jeffrey D. Ullman and Jennifer Widom 
 - New Jersey :  Prentice Hall,  1997 
 - 470 p. :  illus 
<br/><br/><label>ISBN: </label>0138613370 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database management.
<br/><br/><label>Dewey Class. No.: </label>621.C6424  / U41F