ULLMAN JEFFREY D <br/><br/>
PRINCIPLES OF DATABASE SYSTEMS 

 - Second 
 - NEW DELHI  GALGOTIA PUBLISHER (G.P)  1992 
<br/><br/><label>ISBN: </label>6632 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENGINEERING ; SANITARY ; SUPPLY ; WATER
<br/><br/><label>Dewey Class. No.: </label>5.74