Sigmund, Paul E., The ideologies of the developing nations / Foreword by Reinhold Niebuhr. - New York, Praeger [1963] - 326 p. 21 cm. LCCN: 63010263 Nat. Bib. No.: GB63-6239 Subjects--Topical Terms: World politics--1955-1965.Newly independent states. Dewey Class. No.: 320.5 / SII 1963