Columbia subject headings:
Agricultural industries--Mexico.
Industrial policy--Mexico.
Industries--Mexico.
Harvard subject headings:
Agriculture--Economic aspects--Mexico--History--20th century.
Industries--Mexico--History--20th century.
Mexico--Economic conditions--1918-
Princeton subject headings:
Agriculture--Economic aspects--Mexico--History--20th century.
Industrialization--Mexico--History--20th century.
Mexico--Economic conditions--1918-