Leon, Alexis <br/><br/>
Data base management system 

 - 1 
 - New Delhi  Vikas Publishing House Pvt. Ltd.  1999 
 - 978 
<br/><br/><label>LC Class. No.: </label>005.74  / LEO/DAT 
<br/><br/><label>Dewey Class. No.: </label>005.74  / LEO/DAT