Kohler, H. (2002). Statistics for business and economics: Microsoft excel enhanced. Fort Worth, TX: Harcourt College Publishers.
Παραπομπή Chicago StyleKohler, Heinz. Statistics for Business and Economics: Microsoft Excel Enhanced. Fort Worth, TX: Harcourt College Publishers, 2002.
Παραπομπή MLAKohler, Heinz. Statistics for Business and Economics: Microsoft Excel Enhanced. Fort Worth, TX: Harcourt College Publishers, 2002.
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