Date, C.J A. Kannan S. Swamynathan <br/><br/>
An Introduction to Database Systems / 
by C.J. Date and A. Kannan and S. Swamynathan 
 - 8th Ed, 
 - New Delhi :  Pearson,   2008 
 - p.931 
<br/><br/><label>ISBN: </label>9788177585568 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science<br/>Computer Programming,<br/> Data files and Databases
<br/><br/><label>Dewey Class. No.: </label>005.74  /  DAT-I 8