The undeclared war, 1940-1941 - Langer, William Leonard 1896-1977.; Gleason, Sarell Everett 1905-. (New York Published for the Council on Foreign Relations by Harper, 1953)
Bibliographical footnotes.
Keywords: World War, 1939-1945 -- Diplomatic history; World War, 1939-1945 -- United States; United States -- Foreign relations -- 1933-1945.