Leys, Wayne Albert Risser. <br/><br/>
Ethics for policy decisions  the art of asking deliberative questions. 

 - New York  Greenwood Press  1968. 
 - 428 p. 
<br/><br/>Includes fotnnotes and references : p. 365-412. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic<br/>Ethics