Elmasri,R. <br/><br/>
Fundamentals of database systems 

 - 5th ed. 
 - Delhi:  Pearson. 
 - 1143. 
<br/><br/><label>ISBN: </label>978-81-317-1625-0 
<br/><br/><label>Dewey Class. No.: </label> / ELM