Human relations in a changing world : observations on the use of the social sciences / Alexander H. Leighton. Leighton, Alexander H. United States. Office of War Information. Bureau of Overseas Intelligence. Social sciences. Area studies. World War, 1939-1945 Japan Hiroshima-shi. H61 .L43 300 LEH Includes Index. Appendices p. 221-341] New York : E.P. Dutton, 1949. 1949. 1949 Text 354 p. : eng Japan Hiroshima-shi.