Strawson, P. F. (1985). Skepticism and naturalism: Some varieties. Columbia University Press.
芝加哥风格引文Strawson, P. F. Skepticism and Naturalism: Some Varieties. New York: Columbia University Press, 1985.
MLA引文Strawson, P. F. Skepticism and Naturalism: Some Varieties. Columbia University Press, 1985.
警告：这些引文格式不一定是100％准确.