Columbia subject headings:
Isabella I, Queen of Spain, 1451-1504--Congresses.
Queens--Spain--Historiography--Congresses.
Spain--History--Ferdinand and Isabella, 1479-1516--Historiography--Congresses.
Harvard subject headings:
Isabella I, Queen of Spain, 1451-1504--Congresses.
Queens--Spain--Historiography--Congresses.
Spain--History--Ferdinand and Isabella, 1479-1516--Historiography--Congresses.
Princeton subject headings:
Isabella I, Queen of Spain, 1451-1504--Congresses.
Queens--Spain--Historiography--Congresses.
Spain--History--Ferdinand and Isabella, 1479-1516--Historiography--Congresses.