Moritz, R. E. (1993). Memorabilia mathematica. The philomath's quotation book: 1140 anecdotes, aphorisms and passages by famous mathematicians, scientists & writers. The Mathematical Association of America.
Lua i Stíl Chicago (17ú heag.)Moritz, Robert Edouard. Memorabilia Mathematica. The Philomath's Quotation Book: 1140 Anecdotes, Aphorisms and Passages by Famous Mathematicians, Scientists & Writers. Washington, D.C: The Mathematical Association of America, 1993.
Lua MLA (9ú heag.)Moritz, Robert Edouard. Memorabilia Mathematica. The Philomath's Quotation Book: 1140 Anecdotes, Aphorisms and Passages by Famous Mathematicians, Scientists & Writers. The Mathematical Association of America, 1993.
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