@book{54873,
	author = {Laver, Michael. and Shepsle, Kenneth A.},
	title = {Making and breaking governments :},
	publisher = {Cambridge University Press,},
	year = {1996.},
	series = {Political economy of institutions and decisions},
	address = {Cambridge ;},
	url = {http://www.loc.gov/catdir/description/cam026/95008757.html}
}