@book{38462,
	author = {Moore, Will H. and Siegel, David A. and ebrary, Inc.},
	title = {A mathematics course for political and social research},
	publisher = {Princeton University Press,},
	year = {2013.},
	address = {Princeton, N.J. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10723957}
}