Dalen, D.Van. <br/><br/>
Logic Colloquium`80 /  

 - 1st ed /  
 - Amsterdam :   North-Holland Publishing Comapny. 
 - p.342,x :  
<br/><br/><label>ISBN: </label>0-444-86465-2 
<br/><br/><label>Dewey Class. No.: </label>R10bB  / M2