Valentine, Milton <br/><br/>
Theoretical Ethics 
by Milton Valentine 
 -  Project Gutenberg,  1991 
 - 284pages 
 - Project Gutenberg  43062 .
<br/><br/> Project Gutenberg 
<br/><br/> Freely available. 
<br/><br/>Electronic text 
<br/><br/><label>LC Class. No.: </label>BJ1251  / VAR 1991