De George, <br/><br/>
A Guide to Philosophical Bibliography and Research 

 - New York :  Appleton,  1971 
 - 141p.;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bibliografía<br/>Filosofía
<br/><br/><label>Universal Decimal Class. No.: </label>R1  (01)