Cita APA (7a ed.)
Polya, G. (2014). How to Solve it: A new Aspect of Mathematical Method. Princeton University Press.
Cita Chicago Style (17a ed.)
Polya, George. How to Solve It: A New Aspect of Mathematical Method. Princeton: Princeton University Press, 2014.
Cita MLA (9a ed.)
Polya, George. How to Solve It: A New Aspect of Mathematical Method. Princeton University Press, 2014.
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