The historians' history of the world in twenty-five volumes, volume 08
CHAPTER IX. THE DECLINE OF THE MOSLEMS IN SPAIN
[b] SAMPIRO, Bishop of Astorga, in “Regno Ordonii II,” etc. (in Florez, _España Sagrada_).
[c] S. A. DUNHAM, _op. cit._
[d] L. A. SÉDILLOT, _op. cit._