Columbia subject headings:
Civil rights--Paraguay--Congresses.
Civil rights--Uruguay--Congresses.
Human rights--Paraguay--Congresses.
Human rights--Uruguay--Congresses.
Paraguay--Politics and government--1954-1989--Congresses.
Uruguay--Politics and government--1973-1985--Congresses.
Harvard subject headings:
Princeton subject headings:
Civil rights--Paraguay--Congresses.
Civil rights--Uruguay--Congresses.
Paraguay--Politics and government--1954---Congresses.
Uruguay--Politics and government--1973-1985--Congresses.