Columbia subject headings:
Harvard subject headings:
Berrigan, Daniel.
Christianity--El Salvador.
Christianity--Nicaragua.
El Salvador--Politics and government--1979-1992.
Nicaragua--Politics and government--1979-1990.
Princeton subject headings:
Berrigan, Daniel.
Christianity--El Salvador.
Christianity--Nicaragua.
El Salvador--Politics and government--1979-1992.
Nicaragua--Politics and government--1979-1990.