Ullman J.D. <br/><br/>
Principles of Data Base Systems 

 - Second 
 - New Delhi  Galgotia Publication  1988 
<br/><br/><label>ISBN: </label>0000016336 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Base  Data  Principles  Systems<br/>DataBaseManagement
<br/><br/><label>Dewey Class. No.: </label>001.6DBM