Columbia subject headings:
Amaya, Mario Abel, 1935-1976.
Argentina--Politics and government--1955-1983.
Lawyers--Argentina--Biography.
Radicalism--Argentina--History--20th century.
Harvard subject headings:
Amaya, Mario Abel, 1935-1976
Argentina--Politics and government--1955-1983
Lawyers--Argentina--Biography
Radicalism--Argentina--History--20th century
Princeton subject headings: