@book{150420,
	author = {Valéry, Paul. and Bertrán, Luis Ignacio.},
	title = {Las quintaesencias / },
	publisher = {Edic. de la Gacela, },
	year = {1941.},
	series = {Las quintaesencias ; },
	address = {Madrid : },
	edition = {[1ª ed.].}
}