Hardy, G. H. (1940). A Mathematician's apology. C.U.Pr.
Lua i Stíl Chicago (17ú heag.)Hardy, Godfrey H. A Mathematician's Apology. London: C.U.Pr, 1940.
Lua MLA (9ú heag.)Hardy, Godfrey H. A Mathematician's Apology. C.U.Pr, 1940.
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