Malpas, John <br/><br/>
Prolog  : a relational language and its applications 
by John Malpas 
 - Englewood Cliffs  Prentice-Hall  1987 
 - x, 465p. 
<br/><br/><label>ISBN: </label>0137308051 
<br/><br/><label>Dewey Class. No.: </label>005.133  / N878;2