Purtill, Richard L. <br/><br/>
Thinking about ethics / 
Richard L. Purtill 
 - New Jersey :  Prentice-Hall,  c1976. 
 - ix, 147 p. :  23 cm. 
<br/><br/><label>ISBN: </label>0139177167 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ethics<br/>Social ethics
<br/><br/><label>LC Class. No.: </label>BJ1012  / .P87 1976