Dunning, W. A. (1930). A history of political theories. Macmillan.
芝加哥风格引文Dunning, William Archibald. A History of Political Theories. New York: Macmillan, 1930.
MLA引文Dunning, William Archibald. A History of Political Theories. Macmillan, 1930.
警告：这些引文格式不一定是100％准确.