Snell, L. (1989). Introduction to probability. McGraw-Hill Book Company.
芝加哥风格引文Snell, Laurie. Introduction to Probability. New York: McGraw-Hill Book Company, 1989.
MLA引文Snell, Laurie. Introduction to Probability. McGraw-Hill Book Company, 1989.
警告：这些引文格式不一定是100％准确.