Columbia subject headings:
Central America--Foreign relations--1979---Congresses.
Central America--Politics and government--1979---Congresses.
Pan-Americanism--Congresses.
Peaceful change (International relations)--Congresses.
Harvard subject headings:
Central America--Foreign relations--1979---Congresses.
Central America--Politics and government--1979---Congresses.
Pan-Americanism--Congresses.
Peaceful change (International relations)--Congresses.
Princeton subject headings:
Central America--Foreign relations--1979---Congresses.
Central America--Politics and government--1979- Congresses.
Pan-Americanism--Congresses.
Political parties--Central America--Platforms--Congresses.