Cita APA (7th ed.)

Pólya, G. (1954). Mathematics and plausible reasonings. Princeton University Press.

Cita Chicago (17th ed.)

Pólya, George. Mathematics and Plausible Reasonings. Princeton: Princeton University Press, 1954.

Cita MLA (9th ed.)

Pólya, George. Mathematics and Plausible Reasonings. Princeton University Press, 1954.