Design Science and Its Importance in the German Mathematics Educational Discussion / by Marcus Nührenbörger, Bettina Rösken-Winter, Chun Ip Fung, Ralph Schwarzkopf, Erich Christian Wittmann, Kathrin Akinwunmi, Felix Lensing, Florian Schacht

Förlag	År	Ort	Om boken	ISBN
	uuuu-uuuu	Utgivningsland okänt / Ej specificerat