Heilbroner, Robert L. The future as history : the historic currents of our time and the direction in which they are taking America. by Robert L.Heilbroner - 1st Evegreen ed. - New York : Harper, 1961. - 217 p.; 22 cm. LCCN: 60007527 Subjects--Topical Terms: World politics--1945-1989. Subjects--Geographic Terms: United States--Relations. Dewey Class. No.: 973 / HEF 1961