Harman, Gilbert. The nature of morality : an introduction to ethics / Gilbert Harman. - New York : Oxford University Press, 1977. - xiii, 165 p. ; 25 cm. Includes bibliographies and index. ISBN: 0195021428 : $8.50 LCCN: 76029806 Subjects--Topical Terms: Ethics. LC Class. No.: BJ 1012 / .H317