@book{85613,
	author = {Pérez Galdós, Benito, and Shoemaker, William Hutchinson},
	title = {Los artículos de Galdós en "La Nación," 1865-1866,1868},
	publisher = {Insula},
	year = {1972.},
	address = {Madrid},
	note = {At head of title: William H. Shoemaker.}
}