APA-čujuhus (7. p.)
Alsina, C., & Nelsen, R. B. (2010). Charming proofs: A journey into elegant mathematics. Mathematical Association of America.
Chicago-čujuhus (17. p.)
Alsina, Claudi, juo Roger B. Nelsen. Charming Proofs: A Journey into Elegant Mathematics. Washington, D.C.: Mathematical Association of America, 2010.
MLA-čujuhus (9. p.)
Alsina, Claudi, juo Roger B. Nelsen. Charming Proofs: A Journey into Elegant Mathematics. Mathematical Association of America, 2010.
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