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Dyfyniad Arddull ChicagoKEEPING, E.S. Introduction to Statistical Inference. New York: Van Nostrand Reinhold, 1962.
Dyfyniad MLAKEEPING, E.S. Introduction to Statistical Inference. Van Nostrand Reinhold, 1962.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.