Campbell, K. E. (2007). Senator Sam Ervin, last of the founding fathers. University of North Carolina Press.
芝加哥风格引文Campbell, Karl E. Senator Sam Ervin, Last of the Founding Fathers. Chapel Hill: University of North Carolina Press, 2007.
MLA引文Campbell, Karl E. Senator Sam Ervin, Last of the Founding Fathers. University of North Carolina Press, 2007.
警告：这些引文格式不一定是100％准确.