Hansen, A. H. (1946). America's role in the world economy. New York: Penguin Books.
Trích dẫn kiểu ChicagoHansen, Alvin Harvey. America's Role in the World Economy. New York: Penguin Books, 1946.
MLA引文Hansen, Alvin Harvey. America's Role in the World Economy. New York: Penguin Books, 1946.
警告：这些引文格式不一定是100％准确.