Columbia subject headings:
Argentina--Politics and government--1860-1910.
Argentina--Politics and government--1910-1943.
Harvard subject headings:
Argentina--History--1810-
Argentina--Politics and government--1860-1910.
Argentina--Politics and government--1910-1943
Argentina--Politics and government--1910-1943.
Princeton subject headings:
Argentina--Politics and government--1860-1910.
Argentina--Politics and government--1910-1943.