Jeffreys, H. (1961). Theory of probability (3rd ed.). Oxford University.
शिकागो स्टाइल उद्धरणJeffreys, Harold. Theory of Probability. 3rd ed. London: Oxford University, 1961.
एमएलए उद्धरणJeffreys, Harold. Theory of Probability. 3rd ed. Oxford University, 1961.
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