APA (7e ed.) Bronvermelding

Hanna, G., & de Villiers, M. (2012). Proof and Proving in Mathematics Education: The 19th ICMI Study. Springer Nature.

Chicago (17e ed.) Bronvermelding

Hanna, Gila, en Michael de Villiers. Proof and Proving in Mathematics Education: The 19th ICMI Study. Springer Nature, 2012.

MLA (9e ed.) Bronvermelding

Hanna, Gila, en Michael de Villiers. Proof and Proving in Mathematics Education: The 19th ICMI Study. Springer Nature, 2012.

Let op: Deze citaties zijn niet altijd 100% accuraat.