@book{5711,
	author = {Unamuno y Jugo, Miguel de, and Agostini de del Río, Amelia},
	title = {Unamuno múltiple},
	publisher = {Editorial Universitaria, Universidad de Puerto Rico},
	year = {1981.},
	series = {Coleccion Mente y palabra},
	address = {[Río Piedras, P.R.},
	note = {Includes index.}
}