Shepard, J. M. (1999). Sociology (Seventh Edition.). Wadsworth Publishing Company.
芝加哥风格引文Shepard, Jon M. Sociology. Seventh Edition. Belmont, California: Wadsworth Publishing Company, 1999.
MLA引文Shepard, Jon M. Sociology. Seventh Edition. Wadsworth Publishing Company, 1999.
警告：这些引文格式不一定是100％准确.