Freudenthal, Hans <br/><br/>
Language of logic. 

 - Amsterdam  Elsevier Pub. Co.  1966 
 - 2,105p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>P0R1
<br/><br/><label>Dewey Class. No.: </label>P0R1  / J6