Wilson, J. H. (2002). Business forecasting with accompanying excel-based forecastXtm softwareJ.Holton Wilson, Barry Keating. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Wilson, J. Holton. Business Forecasting with Accompanying Excel-based ForecastXtm SoftwareJ.Holton Wilson, Barry Keating. McGraw-Hill, 2002.
Lua MLA (8ú heag.)Wilson, J. Holton. Business Forecasting with Accompanying Excel-based ForecastXtm SoftwareJ.Holton Wilson, Barry Keating. McGraw-Hill, 2002.
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