Polya, G., & Conway, J. H. (2014). How to solve it: A new aspect of mathematical method (New Princeton Science Library edition.). Princeton University Press.
Dyfyniad Arddull ChicagoPolya, G., and John H. Conway. How to Solve It: A New Aspect of Mathematical Method. New Princeton Science Library edition. Princeton: Princeton University Press, 2014.
Dyfyniad MLAPolya, G., and John H. Conway. How to Solve It: A New Aspect of Mathematical Method. New Princeton Science Library edition. Princeton University Press, 2014.
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