Hanna, G., & de Villiers, M. (2012). Proof and Proving in Mathematics Education: The 19th ICMI Study. Springer Nature.
Chicago Style (17. basım) AtıfHanna, Gila, ve Michael de Villiers. Proof and Proving in Mathematics Education: The 19th ICMI Study. Springer Nature, 2012.
MLA (9th ed.) AtıfHanna, Gila, ve Michael de Villiers. Proof and Proving in Mathematics Education: The 19th ICMI Study. Springer Nature, 2012.
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