@book{21242,
	author = {Graves, Frank Pierrepont },
	title = {A history of education},
	publisher = {The Macmillan Company, },
	year = {1913},
	address = {New York : },
	edition = {1 ed.},
	note = {Historia de la educación.T.I Antes de la edad media.  T.II Durante la Edad Media.  T.III En los Tiempos Modernos}
}