Ekirch, A. A. (1967). The decline of American liberalism. Atheneum.
芝加哥风格引文Ekirch, Arthur A. The Decline of American Liberalism. New York: Atheneum, 1967.
MLA引文Ekirch, Arthur A. The Decline of American Liberalism. Atheneum, 1967.
警告：这些引文格式不一定是100％准确.