@book{71795,
	author = {Utz, Arthur Fridolin and Ros, Alejandro},
	title = {La encíclica de Juan XXIII "Pacem in terris" : },
	publisher = {Editorial Herder , },
	year = {1965.},
	series = {Colección "Pequeña Biblioteca Herder" ; },
	address = {Barcelona : },
	note = {Incluye índice. }
}