Gibbons, J. D. (1976). Nonparametric methods for quantitative analysis. New York: Holt, Rinehart and Winston.
Παραπομπή Chicago StyleGibbons, Jean Dickinson. Nonparametric Methods for Quantitative Analysis. New York: Holt, Rinehart and Winston, 1976.
Παραπομπή MLAGibbons, Jean Dickinson. Nonparametric Methods for Quantitative Analysis. New York: Holt, Rinehart and Winston, 1976.
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