Lob M H Ed. <br/><br/>
Proceedings of the summer school in logic leeds,1967. 
Lob M H Ed. 
 - New York     Springer Verlag       1968 
 - 331p.  cm. 
 - Lecture notes in mathematics. .
<br/><br/><label>Standard No.: </label>43936 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>R14, K8