SpringerLink (Online service), Kilhamn, C., & Säljö, R. (2019). Encountering Algebra: A Comparative Study of Classrooms in Finland, Norway, Sweden, and the USA (1st ed. 2019.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-030-17577-1
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Cecilia Kilhamn, και Roger Säljö. Encountering Algebra: A Comparative Study of Classrooms in Finland, Norway, Sweden, and the USA. 1st ed. 2019. Cham: Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-030-17577-1.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Encountering Algebra: A Comparative Study of Classrooms in Finland, Norway, Sweden, and the USA. 1st ed. 2019. Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-030-17577-1.
