Janda, K., Berry, J. M., & Goldman, J. (2002). The challenge of democracy: Government in America (Seventh Edition.). Houghton Mifflin.
芝加哥风格引文Janda, Kenneth, Jeffrey M.,1948- Berry, 与 Jerry Goldman. The Challenge of Democracy: Government in America. Seventh Edition. Boston: Houghton Mifflin, 2002.
MLA引文Janda, Kenneth, et al. The Challenge of Democracy: Government in America. Seventh Edition. Houghton Mifflin, 2002.
警告：这些引文格式不一定是100％准确.