@book{7248,
	author = {Unamuno, Miguel de,},
	title = {Por tierras de Portugal y de España /},
	publisher = {Espasa-Calpe,},
	year = {1969.},
	series = {Austral. Verde: ensayos y filosofía},
	address = {Madrid :},
	edition = {7a ed.},
	note = {Incluye índice de autores.}
}