@book{207527,
	author = {Wittgenstein, Ludwig, and Zamuner, Edoardo,},
	title = {Lecture on ethics /},
	publisher = {John Wiley & Sons,},
	year = {2014.},
	address = {Chichester, West Sussex, UK :},
	url = {http://onlinelibrary.wiley.com/book/10.1002/9781118887103}
}