Columbia subject headings:
Castile (Spain)--Civilization--Congresses.
Castile (Spain)--Ethnic relations--Congresses.
Jews--Spain--Castile--History--Congresses.
Muslims--Spain--Castile--History--Congresses.
Sephardim--History--Congresses.
Harvard subject headings:
Arabs--Spain--Castilla y León--History--Congresses.
Castilla y León (Spain)--History--Congresses.
Christians--Spain--Castilla y León--History--Congresses.
Muslims--Spain--Castilla y León--History--Congresses.
Sephardim--Spain--Castilla y León--History--Congresses.
Spain--Civilization--711-1516--Congresses.
Princeton subject headings:
Arabs--Spain--Castilla y León--History--Congresses.
Sephardim--Spain--Castilla y León--History--Congresses.
Spain--Civilization--711-1516--Congresses.
Spain--Civilization--Jewish influences--Congresses.