Jeffreys, H. (1998). Theory of probability (3rd ed.). Clarendon.
Chicago-čujuhus (17. p.)Jeffreys, Harold. Theory of Probability. 3rd ed. Oxford: Clarendon, 1998.
MLA-čujuhus (9. p.)Jeffreys, Harold. Theory of Probability. 3rd ed. Clarendon, 1998.
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