@book {9783839400777, 
	title = "Medien - Systeme - Netze",
	author = "Weber, Stefan",
	isbn = "9783839400777",
	year = "2001",
	edition = "1",
	keywords = "Medien, Systemtheorie, Medienwissenschaft, Media, Medientheorie, Social Media, Netzwerke, Media Studies, Media Theory, systems theory, Internet Als Medium",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783839400777",
	url = "https://content-select.com/de/portal/media/view/56d42322-db60-4988-a92d-6642b0dd2d03",
	publisher = "transcript Verlag",
	language = "ger",
}