@book {9783593401843, 
	title = "Ludwig Wittgenstein",
	author = "Buchholz, Kai",
	isbn = "9783593401843",
	year = "2006",
	edition = "1",
	keywords = "Philosophie, Sprachwissenschaft, Logik, Wittgenstein, Ludwig",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783593401843",
	url = "https://content-select.com/de/portal/media/view/519cc48d-ad34-402e-979d-29105dbbeaba",
	publisher = "Campus Frankfurt / New York",
	language = "ger",
}