Polya, G., & Conway, J. H. (2014). How to solve it: A new aspect of mathematical method (New Princeton Science Library edition.). Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Polya, G., agus John H. Conway. How to Solve It: A New Aspect of Mathematical Method. New Princeton Science Library edition. Princeton: Princeton University Press, 2014.
Lua MLA (8ú heag.)Polya, G., agus John H. Conway. How to Solve It: A New Aspect of Mathematical Method. New Princeton Science Library edition. Princeton University Press, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.