Columbia subject headings:
Elite (Social sciences)--Mexico--History--19th century.
Elite (Social sciences)--Mexico--History--20th century.
Elite (Social sciences)--Spain--History--19th century.
Elite (Social sciences)--Spain--History--20th century.
Harvard subject headings:
Elite (Social sciences)--Mexico--History--Congresses.
Elite (Social sciences)--Spain--History--Congresses.
Intellectuals--Mexico--History--Congresses.
Intellectuals--Spain--History--Congresses.
Liberalism--Mexico--History--Congresses.
Liberalism--Spain--History--Congresses.
Mexico--Intellectual life--History--Congresses.
Mexico--Politics and government--19th century--Congresses.
Mexico--Politics and government--20th century--Congresses.
Spain--Intellectual life--History--Congresses.
Spain--Politics and government--19th century--Congresses.
Spain--Politics and government--20th century--Congresses.
Princeton subject headings:
Elite (Social sciences)--Mexico--History--Congresses.
Elite (Social sciences)--Spain--History--Congresses.
Intellectuals--Mexico--History--Congresses.
Intellectuals--Spain--History--Congresses.
Liberalism--Mexico--History--Congresses.
Liberalism--Spain--History--Congresses.
Mexico--Intellectual life--History--Congresses.
Mexico--Politics and government--19th century--Congresses.
Mexico--Politics and government--20th century--Congresses.
Spain--Intellectual life--History--Congresses.
Spain--Politics and government--19th century--Congresses.
Spain--Politics and government--20th century--Congresses.