@book{129865,
	author = {Birnbacher, Dieter. and ebrary, Inc.},
	title = {Natürlichkeit /},
	publisher = {De Gruyter,},
	year = {2006.},
	series = {Grundthemen Philosophie},
	address = {Berlin :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10154735}
}