Ullman, Jeffrey D. <br/><br/>
Principles of DATABASE SYSTEMS 

 - 2nd 
 - New Delhi  Galgotia Publications  1993 
 - 473 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database manatement
<br/><br/><label>Dewey Class. No.: </label>510.78  / ULP