Hofstadter, Richard <br/><br/>
Social darwinism in american thought 
/ Richard Hofstadter  
 - U.S.A.  : Beacon Press  , 1995c, 1994 
 - 248p.  ; 20 cm.  
<br/><br/>Includes index  
<br/><br/><label>ISBN: </label>0807054615 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolución<br/>Sociología--- Historia
<br/><br/><label>LC Class. No.: </label>HM 22.E8   / H6 1955