Jahnke, H. N., & Hefendehl-Hebeker, L. (2019). Traditions in German-Speaking Mathematics Education Research. Springer Nature.
Citazione stile Chigago Style (17a edizione)Jahnke, Hans Niels, e Lisa Hefendehl-Hebeker. Traditions in German-Speaking Mathematics Education Research. Cham: Springer Nature, 2019.
Citatione MLA (9a ed.)Jahnke, Hans Niels, e Lisa Hefendehl-Hebeker. Traditions in German-Speaking Mathematics Education Research. Springer Nature, 2019.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.