Columbia subject headings:
Latin America--Civilization--Congresses.
Social classes--Latin America--Attitudes--Congresses.
Values--Latin America--History--Congresses.
Harvard subject headings:
Latin America--Civilization--Congresses.
Social classes--Latin America--Attitudes--Congresses.
Values--Latin America--History--Congresses.
Princeton subject headings:
Latin America--Civilization--Congresses.
Social classes--Latin America--Attitudes--Congresses.
Values--Latin America--History--Congresses.