Spanish Kingdoms
| Author(s) | Title | Reference | |
|---|---|---|---|
| J.H. EDWARDS | The Spanish Kingdoms, 1250-1516. Vol. II: 1410-1516. Castilian Hegemony, by J. N. Hillgarth | 49/2, p. 339 | |
| P.E. Russell | The Spanish Kingdoms, 1250-1516. Volume I: 1250-1410, by J. N. Hillgarth | 47/2, p. 369 |