Ullman Jeffrey D <br/><br/>
Principles of database systems 

 - 2 
 - New Delhi       Galgotia          1984 
 - vii,484p.  cm. 
<br/><br/><label>Standard No.: </label>31949 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Database management<br/>Computers science
<br/><br/><label>Dewey Class. No.: </label>D65,8(B):3, M0.2;M4