APA-Zitierstil (7. Ausg.)

Gehring, C., & Ulm, V. (2015). Developing key competences by mathematics education. University of Bayreuth.

Chicago-Zitierstil (17. Ausg.)

Gehring, Carolin, und Volker Ulm. Developing Key Competences by Mathematics Education. Bayreuth: University of Bayreuth, 2015.

MLA-Zitierstil (9. Ausg.)

Gehring, Carolin, und Volker Ulm. Developing Key Competences by Mathematics Education. University of Bayreuth, 2015.