Mendenball, W. (1987). Introduction to probability and statistics: Introduction to probability and statistics (7th ed.). PWS-Kent Pub. Co..
Lua i Stíl Chicago (17ú heag.)Mendenball, William. Introduction to Probability and Statistics: Introduction to Probability and Statistics. 7th ed. Boston: PWS-Kent Pub. Co., 1987.
Lua MLA (9ú heag.)Mendenball, William. Introduction to Probability and Statistics: Introduction to Probability and Statistics. 7th ed. PWS-Kent Pub. Co., 1987.
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