@book{53273,
	author = {Burkhardt, Helmut},
	title = {Ethik},
	publisher = {Brunnen-Verl.},
	year = {2008},
	series = {TVG-Lehrbücher 8001},
	address = {Gießen},
	url = {http://d-nb.info/98874581x/04}
}