@book{123134,
	author = {Mumford, Stephen. and ebrary, Inc.},
	title = {David Armstrong},
	publisher = {Acumen,},
	year = {c2007.},
	series = {Philosophy now},
	address = {Stocksfield [U.K.] :},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10455566}
}