Columbia subject headings:
Harvard subject headings:
Mexico--Intellectual life--20th century--Congresses.
Political refugees--Mexico--History--20th century--Congresses.
Political refugees--Spain--History--20th century--Congresses.
Prados, Emilio, 1899-1962--Criticism and interpretation.
Spain--History--Civil War, 1936-1939--Refugees--Congresses.
Spaniards--Mexico--History--20th century--Congresses.
Princeton subject headings:
Mexico--Civilization--Spanish influences--Congresses.
Mexico--Intellectual life--20th century--Congresses.
Political refugees--Mexico--Congresses.
Political refugees--Spain--Congresses.
Spain--History--Civil War, 1936-1939--Refugees--Congresses.
Spaniards--Mexico--Intellectual life--20th century--Congresses.