Wallace, W. A. (1972). Causality and scientific explanation. University of Michigan Press.
芝加哥风格引文Wallace, William A. Causality and Scientific Explanation. Ann Arbor: University of Michigan Press, 1972.
MLA引文Wallace, William A. Causality and Scientific Explanation. University of Michigan Press, 1972.
警告：这些引文格式不一定是100％准确.