@book{43743,
	author = {North, Douglass C.},
	title = {Institutions, institutional change, and economic performance /},
	publisher = {Cambridge University Press,},
	year = {1990.},
	series = {The Political economy of institutions and decisions},
	address = {Cambridge ;},
	url = {http://www.loc.gov/catdir/toc/cam025/90001673.html}
}