Gaya APA

Bikner-Ahsbahs, A. et al (2016). Theories in and of Mathematics Education (1st ed. 2016). : Springer International Publishing.

Gaya MLA

Bikner-Ahsbahs, Angelika. et al. "Theories in and of Mathematics Education". 1st ed. 2016 : Springer International Publishing, 2016. Electronic Resource.