Craik, K. J. W. (1943). The nature of explanation. Cambridge University Press.
芝加哥风格引文Craik, Kenneth James Williams. The Nature of Explanation. Cambridge: Cambridge University Press, 1943.
MLA引文Craik, Kenneth James Williams. The Nature of Explanation. Cambridge University Press, 1943.
警告：这些引文格式不一定是100％准确.