Columbia subject headings:
Latin America--Politics and government--1980-
Radicalism--Latin America--History--20th century.
Revolutions--Latin America.
Harvard subject headings:
America--Politics and government--20th century.
Democracy
Latin America--Politics and government--20th century.
Revolutions--America.
Socialism--America.
Princeton subject headings:
Latin America--Politics and goverment--1980-.
Radicalism--Latin America--History--20th century.
Revolutions--Latin America.