@book{46411,
	author = {Copeland, Thomas E., and Koller, Tim.},
	title = {Valoración :},
	publisher = {Ediciones Deusto,},
	year = {2007.},
	address = {Barcelona :},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/bios/wiley043/00036651.html}
}