@book{214665,
	author = {Miguel Yáñez, Humberto.},
	title = {Esperanza y solidaridad},
	publisher = {Universidad Pontificia Comillas},
	year = {1999.},
	series = {Publicaciones de la Universidad Pontificia de Comillas. Serie Estudios},
	address = {Madrid},
	url = {http://www.loc.gov/catdir/enhancements/fy0905/99227253-d.html}
}