@book{98487,
	author = {Catholic Church},
	title = {Doctrina social de la Iglesia desde la "Rerum novarum" a la "Mater et magistra."},
	publisher = {Ediciones Rialp},
	year = {1963.},
	address = {Madrid},
	note = {At head of title: Comisión Episcopal de Apostolado Social.}
}