Freidel, F. (1952). Franklin D. Roosevelt ([1st ed.].). Little, Brown.
芝加哥风格引文Freidel, Frank. Franklin D. Roosevelt. [1st ed.]. Boston: Little, Brown, 1952.
MLA引文Freidel, Frank. Franklin D. Roosevelt. [1st ed.]. Little, Brown, 1952.
警告：这些引文格式不一定是100％准确.