@book{27899,
	author = {Toynbee, Arnold J.},
	title = {Estudio de la historia :},
	publisher = {Alianza,},
	year = {1981.},
	series = {El libro de bolsillo. Humanidades ;},
	address = {Madrid :},
	edition = {5a ed.},
	note = {Contiene compendio de B,C. Somervell vols. IX-XIII.}
}