Studies in logic and the foundations of mathematics 
/ Proceedings of the summer..............................August, 1969 
 - Amsterdam:   North-Holland Publishing Company,   1971 
 - xiv, 451p. 
<br/><br/> Vol. 61 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Proceedings
<br/><br/><label>Universal Decimal Class. No.: </label>510.5/.6(082.2)  / L1