Hancock, Roger N. ,  1929- <br/><br/>
Twentieth century ethics / 
Roger N. Hancock 
 - New York :  Columbia University Press,  c1974 
 - vii, 240 p. ;  23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0231038771 :  USD 21.90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ethics--History--Great Britain<br/>Ethics--History--United States
<br/><br/><label>Dewey Class. No.: </label>170.9