Columbia subject headings:
Educators--Mexico.
Libraries--Mexico--History.
Vasconcelos, José, 1881-1959.
Harvard subject headings:
Educators--Mexico.
Libraries--Mexico--History.
Vasconcelos, José, 1881-1959.
Princeton subject headings:
Educators--Mexico.
Libraries--Mexico--History.
Vasconcelos, José, 1881-1959.