Gardiner, Patrick. Theories of history / readings from classical and contemporary sources. Ed. with intro. and commentary by P.Gardiner. - Glencoe : Free Press, c1959 [reprinted 1963]. - ix, 549 p. ; 24 cm. Includes bibliographical references and index. Subjects--Topical Terms: History--Philosophy. Dewey Class. No.: 901 / THE 1963