@book{130871,
	author = {Arenaza Lasagabaster, J. J. and Arenaza, Ignacio.},
	title = {Historia de España y universal},
	publisher = {Ediciones S.M.},
	year = {[1969]},
	series = {Bachillerato elemental.},
	address = {Madrid},
	note = {Quarto curso.}
}