Singer, Peter <br/><br/>
Practical ethics 

 - Cambridge:  Cambridge University press;  1979 
 - 236 p. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0521297206 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social ethics
<br/><br/><label>Dewey Class. No.: </label>170  / SIN