Gaya APA
Marja, V., D., H. et al. (2019).
European traditions in didactics of mathematics .
Cham, Switzerland:
Springer Open.
Gaya MLA
Marja, Van, Den, Heuvel-Panhuizen,. et al.
"European traditions in didactics of mathematics".
Cham, Switzerland:
Springer Open,
2019.
Electronic Resource.