Columbia subject headings:
Harvard subject headings:
Argentina--Politics and government--1955-1983.
Escapes--Argentina--Rawson (Chubut)--History--20th century.
Extrajudicial executions--Argentina--History--20th century.
Massacres--Argentina--Trelew--History--20th century.
Political prisoners--Argentina--History--20th century.
Political prisoners--Argentina--Trelew--History--20th century.
Trelew (Argentina)--History--20th century.
Trelew Massacre, Argentina, 1972.
Trials (Murder)--Argentina--Rawson (Chubut)
Princeton subject headings:
Argentina--Politics and government--1955-1983.
Escapes--Argentina--Rawson (Chubut)--History--20th century.
Massacres--Argentina--Trelew--History--20th century.
Political prisoners--Argentina--Trelew--History--20th century.
Trelew (Argentina)--History--20th century.