Przeworski, A., & Sprague, J. (1986). Paper stones: A history of electoral socialism. Chicago.
芝加哥风格引文Przeworski, Adam, 与 John Sprague. Paper Stones: A History of Electoral Socialism. Chicago, 1986.
MLA引文Przeworski, Adam, 与 John Sprague. Paper Stones: A History of Electoral Socialism. Chicago, 1986.
警告：这些引文格式不一定是100％准确.