Clark, W. R. (1995). At war within: The double-edged sword of immunity. Oxford University Press.
芝加哥风格引文Clark, William R. At War Within: The Double-edged Sword of Immunity. New York: Oxford University Press, 1995.
MLA引文Clark, William R. At War Within: The Double-edged Sword of Immunity. Oxford University Press, 1995.
警告：这些引文格式不一定是100％准确.