Philosophy and public policy / by Sidney Hook. Hook, Sidney, 1902-1989. Liberty. Civil rights. Heroes. Political science. JC571 .H643 323.4 HOD Includes bibliographical references and index. Carbondale : Southern Illinois University Press, c1980. c1980. 1980 Text xii, 288 p. ; http://www.loc.gov/catdir/enhancements/fy0801/79016825-b.html http://www.loc.gov/catdir/enhancements/fy0801/79016825-d.html eng