@book{91415,
	author = {Alfaro Jimenez, Juan.},
	title = {Lo natural y lo sobrenatural},
	year = {1952.},
	address = {Matriti},
	note = {At head of title: Consejo Superior de Investigaciones Científicas. Patronato "Raimundo Lulio." Instituto "Francisco Suárez."}
}