SpringerLink (Online service), Allen, G. D., & Ross, A. (2017). Pedagogy and Content in Middle and High School Mathematics. SensePublishers : Imprint: SensePublishers.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), G. Donald Allen, και Amanda Ross. Pedagogy and Content in Middle and High School Mathematics. Rotterdam: SensePublishers : Imprint: SensePublishers, 2017.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Pedagogy and Content in Middle and High School Mathematics. SensePublishers : Imprint: SensePublishers, 2017.
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