Clocksin, W F & Mellish, C S <br/><br/>
Programming in Prolog 

 - 3 
 -  Narosa Publishing House, New Delhi  2002 
 - 281 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science
<br/><br/><label>Dewey Class. No.: </label>004  CLO-P3