APA Style

Jahnke, H, N., Hefendehl-Hebeker, L. (2019). Traditions in German-speaking mathematics education research . Cham, Switzerland: Springer Open.

MLA Style

Jahnke, Hans, Niels., Hefendehl-Hebeker, Lisa. "Traditions in German-speaking mathematics education research". Cham, Switzerland: Springer Open, 2019. Text.