Hofstadter, Richard <br/><br/>
Social darwinism in American thought / 
Richard Hofstadter. 
 - Revised ed. 
 - Boston :  Beacon press,  1955. 
 - 248 p. 
<br/><br/><label>ISBN: </label>0-8070-5461-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology