Pólya, G. (1968). Mathematics and plausible reasoning (2nd ed.). Princeton University Press.
Citación estilo ChicagoPólya, George. Mathematics and Plausible Reasoning. 2nd ed. Princeton, N.J: Princeton University Press, 1968.
Cita MLAPólya, George. Mathematics and Plausible Reasoning. 2nd ed. Princeton University Press, 1968.
Warning: These citations may not always be 100% accurate.