Rights and duties 
edited with introductions by Carl Wellman 
 - New York ; London  Routledge  2002 
 - 6 v. ; 24 cm 
<br/><br/> Includes bibliographical references 
<br/><br/><label>ISBN: </label>9780415939867 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Duty<br/>Law and ethics<br/>Natural law<br/>Natural obligations<br/>Obedience (Law)
<br/><br/><label>Dewey Class. No.: </label>340.112 WAL .4