Columbia subject headings:
Central America--Politics and government--1979-
Refugees, Central American.
United States--Politics and government--1981-1989.
Harvard subject headings:
Central America--Politics and government--1979-
Refugees--Central America
United States--Politics and government--1981-1989.
Princeton subject headings:
Central America--Politics and government--1979-
Refugees--Central America.
United States--Politics and government--1981-.