Ullman, Jeffrey D. <br/><br/>
Principle of database systems / 
Jeffrey D. Ullman  
 - 2nd ed. 
 - Delhi :  Galgotia publications ,  c1985. 
 - iv , 484 p . :  ill . ;  22 cm. 
<br/><br/> includes index 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>NA  NA 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database systems
<br/><br/><label>Dewey Class. No.: </label>658.4032 ULL