SpringerLink (Online service), Hanna, G., Jahnke, H. N., & Pulte, H. (2010). Explanation and Proof in Mathematics: Philosophical and Educational Perspectives. Springer US.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Gila Hanna, Hans Niels Jahnke, και Helmut Pulte. Explanation and Proof in Mathematics: Philosophical and Educational Perspectives. Boston, MA: Springer US, 2010.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Explanation and Proof in Mathematics: Philosophical and Educational Perspectives. Springer US, 2010.
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