Frankena, William K. Ethics / [by] William K. Frankena. - 2d ed. - Englewood Cliffs, N.J. : Prentice-Hall, 1973. - xvi, 125 p. - Prentice-Hall foundations of philosophy series . Bibliography: p. 117-119. ISBN: 0132904780 Subjects--Topical Terms: Ethics. Dewey Class. No.: 170 / FRA