@book{37406,
	author = {Rescher, Nicholas. and ebrary, Inc.},
	title = {On certainty and other philosophical essays on cognition},
	publisher = {Ontos Verlag,},
	year = {2011.},
	address = {Frankfurt ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10728880}
}