.Mcclave, J. T., & Sincich, T. (2009). Statistics (12th ed.). Pearson Prentice Hall.
Lua i Stíl Chicago (17ú heag.).Mcclave, James T., agus Terry Sincich. Statistics. 12th ed. Upper Saddle River, N.J.: Pearson Prentice Hall, 2009.
Lua MLA (9ú heag.).Mcclave, James T., agus Terry Sincich. Statistics. 12th ed. Pearson Prentice Hall, 2009.
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