APA-čujuhus (7. p.)

Spiegel, M. (1972). Theory and problems of statistics. McGraw Hill.

Chicago-čujuhus (17. p.)

Spiegel, Murray. Theory and Problems of Statistics. NewYork: McGraw Hill, 1972.

MLA-čujuhus (9. p.)

Spiegel, Murray. Theory and Problems of Statistics. McGraw Hill, 1972.

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