Gerring, J. (2007). Case study research: Principles and practices. Cambridge University Press.
芝加哥风格引文Gerring, John. Case Study Research: Principles and Practices. New York: Cambridge University Press, 2007.
MLA引文Gerring, John. Case Study Research: Principles and Practices. Cambridge University Press, 2007.
警告：这些引文格式不一定是100％准确.