@book{9557,
	author = {Centro de Estudios sobre América.},
	title = {The Cuban Revolution into the 1990s :},
	publisher = {Westview Press,},
	year = {1992.},
	address = {Boulder :},
	url = {http://catdir.loc.gov/catdir/enhancements/fy0831/92014477-b.html}
}