Columbia subject headings:
Frondizi, Arturo, 1908-1995.
Political parties--Argentina.
Harvard subject headings:
Argentina--Politics and government--1955-1983.
Constitutional history--Argentina
Frondizi, Arturo, 1908-1995
Government, Resistance to--Argentina--History--20th century
Political parties--Argentina--History--20th century.
Princeton subject headings:
Frondizi, Arturo, 1908-1995.
Political parties--Argentina.