Columbia subject headings:
Central America--Politics and government--1979-
Nicaragua--Politics and government--1979-1990.
Non-governmental organizations--Central America.
Non-governmental organizations--Nicaragua.
Harvard subject headings:
Central America--Politics and government--1979-
Nicaragua--Politics and government--1979-1990.
Non-governmental organizations--Central America.
Non-governmental organizations--Nicaragua.
Organisations non-gouvernementales.
Princeton subject headings: