Columbia subject headings:
Avila Camacho, Manuel, 1897-1955.
Mexico--Politics and government--1910-1946.
Harvard subject headings:
Avila Camacho, Manuel, 1897-1955.
Mexico--Politics and government--1910-1946.
Princeton subject headings:
Mexico--History--1910-1946.
Mexico--Politics and government--1910-1946.