Spencer, Herbert <br/><br/>
The principles of ethics: Vol.1 

 - New York  D. Appleton and Company  1901 
 - xviii,572p.  21cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ethics
<br/><br/><label>LC Class. No.: </label>BJ1311.S75 Vol.1