@book {11563,
	title = {Mediendidaktik. Konzeption und Entwicklung digitaler Lernangebote},
	year = {2018},
	publisher = {de Gruyter},
	organization = {de Gruyter},
	edition = {5},
	address = {Berlin},
	doi = {10.1515/9783110456837  },
	url = {http://amzn.to/2IhLKhq},
	author = {Michael Kerres}
}
