Polya, G. (1962). Mathematical discovery: On understanding, learning, and teaching problem solving. Wiley.
Citace podle Chicago (17th ed.)Polya, George. Mathematical Discovery: On Understanding, Learning, and Teaching Problem Solving. New York: Wiley, 1962.
Citace podle MLA (9th ed.)Polya, George. Mathematical Discovery: On Understanding, Learning, and Teaching Problem Solving. Wiley, 1962.
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