@book{171920,
	author = {Maurois, André and Polo, Irene,},
	title = {Ariel o la vida de Shelley },
	publisher = {Losada,},
	year = {1939},
	series = {Biografias Historicas y Novelescas},
	address = {Buenos Aires, Argentina :},
	edition = {1a ed. }
}