TY - BOOK AU - Harrison,Jonathan TI - Our knowledge of right and wrong T2 - Muirhead library of philosophy SN - 0391000969 (Humanities) AV - BJ1012 .H32 1971 U1 - 170 PY - 1971/// CY - London, New York PB - Allen and Unwin, Humanities Press KW - Ethics N1 - Includes bibliographical references ER -