@book{103879,
	author = {McDonough, William. and Braungart, Michael,},
	title = {Cradle to cradle = (De la cuna a la cuna) :},
	publisher = {McGraw-Hill,},
	year = {c2005.},
	address = {Madrid :},
	note = {Título original: Cradle to cradle : remaking the way we make things.}
}