Spiegel, M. R. (1992). Schaum's outline of theory and problems of statistics. London: McGraw-Hill Book Company.
Παραπομπή Chicago StyleSpiegel, Murray R. Schaum's Outline of Theory and Problems of Statistics. London: McGraw-Hill Book Company, 1992.
Παραπομπή MLASpiegel, Murray R. Schaum's Outline of Theory and Problems of Statistics. London: McGraw-Hill Book Company, 1992.
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