Columbia subject headings:
Families--Mexico--History.
Mexico--Economic conditions--20th century.
Women--Employment--Mexico.
Women--Mexico--Social conditions.
Harvard subject headings:
Families--Mexico--History.
Mexico--Economic conditions--20th century.
Women--Employment--Mexico.
Women--Mexico--Social conditions.
Princeton subject headings:
Home care services--Mexico.
Women--Employment--Mexico.
Women--Time management--Mexico.