@book{5369,
	author = {Wrangell, Nikolai Nikolaevich},
	title = {Les chefs doeuvre de la Galerie de Tableaux de l´Ermitage Imperial a St. Petersbourg},
	publisher = {Franz Hanfstaengl},
	year = {1909},
	address = {Londres},
	note = {El apellido del autor en ruso es Vrangel}
}