@book{1390,
	author = {Stern, Joel M. and Shiely, John S.,},
	title = {El desafío del EVA :},
	publisher = {Editorial Norma,},
	year = {2002.},
	address = {Bogotá :},
	url = {http://catdir.loc.gov/catdir/toc/onix07/00047993.html}
}