Ulam, A. B. (1964). The unfinished revolution: An essay on the sources of influence of Marxism and communism. Vintage Books.
芝加哥风格引文Ulam, Adam B. The Unfinished Revolution: An Essay on the Sources of Influence of Marxism and Communism. New York: Vintage Books, 1964.
MLA引文Ulam, Adam B. The Unfinished Revolution: An Essay on the Sources of Influence of Marxism and Communism. Vintage Books, 1964.
警告：这些引文格式不一定是100％准确.