Allen, F. L. (1997). Only yesterday: An informal history of the 1920's. Wiley.
芝加哥风格引文Allen, Frederick Lewis. Only Yesterday: An Informal History of the 1920's. New York: Wiley, 1997.
MLA引文Allen, Frederick Lewis. Only Yesterday: An Informal History of the 1920's. Wiley, 1997.
警告：这些引文格式不一定是100％准确.