Columbia subject headings:
Mexico--Economic conditions--19th century.
Mexico--Economic conditions--20th century.
Mexico--History--Revolution, 1910-1920--Causes.
Mexico--Social conditions--20th century.
Harvard subject headings:
Mexico--History--Revolution, 1910-1920--Causes.
Mexico--History--Revolution, 1910-1920--Economic aspects.
Nationalism--Economic aspects--Mexico.
Princeton subject headings:
Mexico--History--Revolution, 1910-1920--Causes.
Mexico--History--Revolution, 1910-1920--Economic aspects.
Nationalism--Economic aspects--Mexico.