Columbia subject headings:
Harvard subject headings:
Mexico--Politics and government--1821-1861--Sources.
Mexico--Politics and government--1861-1867--Sources.
Mexico--Politics and government--1867-1910--Sources.
Princeton subject headings:
Mexico--Politics and government--1821-1861--Sources.
Mexico--Politics and government--1861-1867--Sources.
Mexico--Politics and government--1867-1910--Sources.