SPIEGEL, M. R. Theory and problem of statistika#Murray R Spiegel. Mc.Graw Hill.
Dyfyniad Arddull ChicagoSPIEGEL, Murray R. Theory and Problem of Statistika#Murray R Spiegel. Mc.Graw Hill.
Dyfyniad MLASPIEGEL, Murray R. Theory and Problem of Statistika#Murray R Spiegel. Mc.Graw Hill.
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