Jeffreys, Harold (1891-1989). Theory of probability / by Harold Jeffreys. - 3rd ed. - Oxford : Clarendon Press, 1961. - VIII, 447 s. ; 24 cm. - International Series of Monographs on Physics . - International Series of Monographs on Physics . Subjects--Topical Terms: Rachunek prawdopodobieĊstwa.