Heinrichs, W. H. (1989). Threshold of war: Franklin D. Roosevelt and American entry into World War II. Oxford University Press.
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Chicago Style (17th ed.) Citation
Heinrichs, Waldo H. Threshold of War: Franklin D. Roosevelt and American Entry into World War II. New York: Oxford University Press, 1989.
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MLA引文
Heinrichs, Waldo H. Threshold of War: Franklin D. Roosevelt and American Entry into World War II. Oxford University Press, 1989.
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警告：這些引文格式不一定是100％准確.