Library of Congress classification. PN. Literature (general) / 
 PN Literature (general) 
prepared by the Cataloging Policy and Support Office, Library Services. 
 - 2007 ed. 
 - Washington, D.C. :  Library of Congress, Cataloging Distribution Service,  2007. 
 - ix, 340 p. 
<br/><br/><label>ISBN: </label>978084411698 (papel alcalino) 0844411698 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clasificación--Libros--Literatura<br/>Clasificación de la Library of Congress
<br/><br/><label>LC Class. No.: </label>C/Z696.U5  / P52 2007