@book{89630,
	author = {Koop, Gary. and Poirier, Dale J.},
	title = {Bayesian econometric methods},
	publisher = {Cambridge University Press},
	year = {2007},
	series = {Econometric exercises},
	address = {Cambridge (Inglaterra)},
	url = {http://www.loc.gov/catdir/enhancements/fy0702/2006031157-t.html}
}