Bell, E. T. (1937). Men of Mathematics (1a.ed.). Penguin books.
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Dyfyniad Arddull Chicago
Bell, E. T. Men of Mathematics. 1a.ed. Middlesex: Penguin books, 1937.
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Dyfyniad MLA
Bell, E. T. Men of Mathematics. 1a.ed. Penguin books, 1937.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.