Michels, R., & De Grazia, A. (1965). First lectures in political sociology. Harper.
芝加哥风格引文Michels, Robert, 与 Alfred De Grazia. First Lectures in Political Sociology. New York: Harper, 1965.
MLA引文Michels, Robert, 与 Alfred De Grazia. First Lectures in Political Sociology. Harper, 1965.
警告：这些引文格式不一定是100％准确.