Hospers, John, 1918-2011. Human conduct : problems of ethics / John Hospers. - 2nd ed. - New York : Harcourt Brace Jovanovich, c1982. - xi, 481 p. ; 24 cm. Includes bibliographies and index. ISBN: 0155400940 (pbk.) LCCN: 81086171 Subjects--Topical Terms: Ethics. LC Class. No.: BJ1012 / .H67 1982 Dewey Class. No.: 170