Columbia subject headings:
Harvard subject headings:
Archivo General de la Nación (Mexico)--Catalogs.
Elections--Mexico--History--Sources--Bibliography.
Mexico--Politics and government--1910-1946--Sources--Bibliography.
Political parties--Mexico--History--Sources--Bibliography.
Princeton subject headings:
Archivo General de la Nación (Mexico)--Catalogs.
Elections--Mexico--History--Sources--Bibliography.
Mexico--Politics and government--1910-1946--Sources--Bibliography.
Political parties--Mexico--History--Sources--Bibliography.