Shanker, S. G. (1987). Wittgenstein and the turning-point in the philosophy of mathematics. Croom Helm.
Chicago Style (17. basım) AtıfShanker, Stuart G. Wittgenstein and the Turning-point in the Philosophy of Mathematics. London: Croom Helm, 1987.
MLA (9th ed.) AtıfShanker, Stuart G. Wittgenstein and the Turning-point in the Philosophy of Mathematics. Croom Helm, 1987.
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