@book{238031,
	author = {Ahmed, Arif. and ebrary, Inc.},
	title = {Wittgenstein's philosophical investigations},
	publisher = {Continuum,},
	year = {2010.},
	series = {Continuum reader's guides},
	address = {London ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10422374}
}