Cita APA (7th ed.)

Havil, J. (2010). Nonplussed!: Mathematical proof of implausible ideas. Princeton University Press.

Cita Chicago (17th ed.)

Havil, Julian. Nonplussed!: Mathematical Proof of Implausible Ideas. Princeton, N.J. ; Woodstock: Princeton University Press, 2010.

Cita MLA (9th ed.)

Havil, Julian. Nonplussed!: Mathematical Proof of Implausible Ideas. Princeton University Press, 2010.