Newbold, P., Carlson, W. L., & Thorne, B. M. (2013). Statistics for business and economics (8th ed.). Pearson.
Lua i Stíl Chicago (17ú heag.)Newbold, Paul, William L. Carlson, agus Betty M. Thorne. Statistics for Business and Economics. 8th ed. Boston: Pearson, 2013.
Lua MLA (9ú heag.)Newbold, Paul, et al. Statistics for Business and Economics. 8th ed. Pearson, 2013.
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