Carlyle, A. J. Political liberty : a history of the conception in the Middle Ages and modern times / by A. J. Carlyle. - London : Frank Cass, 1941, [reprinted 1963] - viii, 220 p. ; ISBN: 0313214824 (lib. bdg.) Subjects--Topical Terms: Liberty.Political science--History.Philosophy, Medieval. Dewey Class. No.: 323.4401 / C198 Po