Lindgren, B. W., Berry, D., & McElrath, G. W. (1978). Introduction to probability and statistics (4th.). MacMillan.
Lua i Stíl Chicago (17ú heag.)Lindgren, B. W., D.A Berry, agus G. W. McElrath. Introduction to Probability and Statistics. 4th. New York: MacMillan, 1978.
Lua MLA (9ú heag.)Lindgren, B. W., et al. Introduction to Probability and Statistics. 4th. MacMillan, 1978.
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