Columbia subject headings:
Historians--Spain--Congresses.
Spain--Historiography--Congresses.
Sánchez-Albornoz, Claudio, 1893-1984--Anniversaries, etc.--Congresses.
Harvard subject headings:
Historians--Spain--Congresses.
Spain--Historiography--Congresses.
Sánchez-Albornoz, Claudio, 1893-1984--Anniversaries, etc.--Congresses.
Princeton subject headings: