Gray eff, Felix <br/><br/>
A short treaties on ethics  

 - London  Duckworth and company  1980 
 - 89 p. 
<br/><br/> 20734 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology
<br/><br/><label>Dewey Class. No.: </label>170  / G