Duncan-Jones, Austin, 1908- Butler's moral philosophy / Austin Duncan-Jones - Middlesex : Penguin Books, 1952 - 191 p. ; 18 cm. - The pelican philosophy series Pelican books, A 244 . Includes index Subjects--Personal Names: Butler, Joseph, 1692-1752 Subjects--Topical Terms: Philosophy Dewey Class. No.: 170