Suri, R P. <br/><br/>
Introduction to prolog. 

 - 1 
 - New Delhi  Narosa Publishing House  2007 
 - xiv,13.20,C13,E11 
<br/><br/><label>ISBN: </label>9788173198137 
<br/><br/><label>Dewey Class. No.: </label>005.3 SURR