EdWards Paul <br/><br/>
The Encyclopedia of Philosophy. ( Vol 07 & 08) 

 - New York  Macmillan Pub. Co. Inc. & The  Free Press1967 
 - 1099p. 
<br/><br/><label>ISBN: </label>0-02-894990-0 
<br/><br/><label>Dewey Class. No.: </label>30