Naish, Lee <br/><br/>
Negation and control in PROLOG 

 - Berlin :  Springer-Verlag,  1986 
 - 119 p. 
 - Lecture notes in computer science ;  no. 238 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Prolog (Computer program language)
<br/><br/><label>LC Class. No.: </label>QA76.73 P76  / N35