@book{4601,
	author = {Mares, David R. and Rojas Aravena, Francisco.},
	title = {The United States and Chile :},
	publisher = {Routledge,},
	year = {2001.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0651/2001016596-d.html}
}