The challenge to isolation, 1937-1940 - Langer, William L. (William Leonard), 1896-1977.; Gleason, S. Everett (Sarell Everett), 1905-1974 (New York : Published for the Council on Foreign Relations by Harper, 1952)
Includes bibliographical References and index.
Keywords: World War, 1939-1945 -- United States; World War, 1939-1945 -- Diplomatic history; United States -- Foreign relations -- 1933-1945.