Keynes, John Neville,  1852-1949 <br/><br/>
Studies and exercises in formal logic / 
by J. N. Keynes 
 - 3rd ed. 
 -  1894 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>Dewey Class. No.: </label>160 KEY