Brown, J. R. (1999). Philosophy of mathematics: an introduction to: The world of proofs and pictures. Routledge.
Chicago Style (17. basım) AtıfBrown, James Robert. Philosophy of Mathematics: An Introduction to: The World of Proofs and Pictures. London: Routledge, 1999.
MLA (9th ed.) AtıfBrown, James Robert. Philosophy of Mathematics: An Introduction to: The World of Proofs and Pictures. Routledge, 1999.
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