@book {9783823390213, 
	title = "Focus on Evidence",
	editor = "Böttger, Heiner AND Sambanis, Michaela",
	isbn = "9783823390213",
	edition = "1",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783823390213",
	url = "https://content-select.com/de/portal/media/view/57889b12-178c-43bb-9ca4-4e0db0dd2d03",
	publisher = "Narr Francke Attempto",
	language = "eng",
}