Griffith, E. S. (1962). The American system of government. Praeger.
芝加哥风格引文Griffith, Ernest Stacey. The American System of Government. New York: Praeger, 1962.
MLA引文Griffith, Ernest Stacey. The American System of Government. Praeger, 1962.
警告：这些引文格式不一定是100％准确.