TY - BOOK AU - Wellman, Carl TI - Rights and duties SN - 9780415939867 U1 - 340.112 WAL .4 PY - 2002/// CY - New York ; London PB - Routledge KW - Duty KW - Law and ethics KW - Natural law KW - Natural obligations KW - Obedience (Law) N1 - Includes bibliographical references ER -