Columbia subject headings:
Harvard subject headings:
Children--Books and reading--Mexico
Literature--Study and teaching--Mexico.
Mexican periodicals--History.
Non-formal education--Mexico.
Popular literature--Mexico--History and criticism.
Press--Mexico--History.
Princeton subject headings:
Children--Books and reading--Mexico.
Literature--Study and teaching--Mexico.
Mexican periodicals--History.
Non-formal education--Mexico.
Popular literature--Mexico--History and criticism.
Press--Mexico--History.