Hacker, A. (1961). Political theory: Philosophy, ideology, science. Macmillan.
芝加哥风格引文Hacker, Andrew. Political Theory: Philosophy, Ideology, Science. New York: Macmillan, 1961.
MLA引文Hacker, Andrew. Political Theory: Philosophy, Ideology, Science. Macmillan, 1961.
警告：这些引文格式不一定是100％准确.