Singer, Peter <br/><br/>
Practical ethics / 
Peter Singer. 
 - 2nd ed. 
 - Cambridge :  Cambridge University Press,  1993. 
 - xiii, 395 p. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>052143971X (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ethics.<br/>Social ethics.