Descartes, René,  1596-1650. <br/><br/>
Rules for the direction of the mind :  Discourse on the method / 
René Descartes ... [et al.]. 
 - Chicago,  Encyclopaedia Britannica  [1955, c1952] 
 - x, 463 p.  diagrs.  25 cm. 
 - Great books of the Western World,  v. 31 .
<br/><br/><label>LCCN: </label>55010338  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy.
<br/><br/><label>LC Class. No.: </label>AC1  / .G72 vol. 31 
<br/><br/><label>Dewey Class. No.: </label>160