Gert, Bernard. Morality : a new justification of the moral rules / by Bernard Gert. - NewYork : Oxford University Press , 1980. - xxv, 317p. : figs. ; 23cm . Includes index ISBN: 0195055195 USD 34.00 Subjects--Index Terms: ETHICS, MORALITY Dewey Class. No.: 171.2 / GER/M