@book{12195,
	author = {Tiles, Mary. and ebrary, Inc.},
	title = {Mathematics and the image of reason},
	publisher = {Routledge,},
	year = {1991.},
	series = {Philosophical issues in science},
	address = {London ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10017076}
}