@book{16513,
	author = {Centro Internacional de Investigaciones para el Desarrollo},
	title = {Abriendo brecha},
	publisher = {IIED},
	address = {Canadá},
	note = {Requerimientos del sistema: Windows 95 o superiores},
	url = {http://www.iied.org/mining-minerals-sustainable-development-mmsd}
}