@book{135522,
	author = {Giere, Ronald N. and ebrary, Inc.},
	title = {Explaining science},
	publisher = {University of Chicago Press,},
	year = {c1988.},
	series = {Science and its conceptual foundations},
	address = {Chicago :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10442160}
}