@book{56199,
	author = {Aldrich, John Herbert,},
	title = {Why parties? :},
	publisher = {The University of Chicago Press,},
	year = {1995},
	series = {American politics and political economy series},
	address = {Chicago :},
	url = {http://www.loc.gov/catdir/toc/uchi051/94036879.html}
}