Cita APA (7th ed.)
Sangalli, A. (2009). Pythagoras' revenge: A mathematical mystery. Princeton University Press.
Cita Chicago (17th ed.)
Sangalli, Arturo. Pythagoras' Revenge: A Mathematical Mystery. Princeton: Princeton University Press, 2009.
Cita MLA (9th ed.)
Sangalli, Arturo. Pythagoras' Revenge: A Mathematical Mystery. Princeton University Press, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.