WONNACOTT, T. H. (1990). Introductory Statistics For Business And Economics. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)WONNACOTT, Thomas H. Introductory Statistics For Business And Economics. John Wiley & Sons, 1990.
Lua MLA (8ú heag.)WONNACOTT, Thomas H. Introductory Statistics For Business And Economics. John Wiley & Sons, 1990.
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