@inbook {4689,
	title = {Die Welt beobachten - Praktiken des Vergleichens},
	booktitle = {Die Welt beobachten - Praktiken des Vergleichens},
	year = {2015},
	pages = {7-31},
	publisher = {Campus Verlag},
	organization = {Campus Verlag},
	address = {Frankfurt/New York},
	author = {Epple, Angelika and Erhart, Walter}
}
