Columbia subject headings:
Agriculture, Cooperative--Mexico.
Farms, Small--Mexico.
Land reform--Mexico.
Service industries--Mexico.
Harvard subject headings:
Agriculture, Cooperative--Mexico--Congresses.
Farms, Small--Government policy--Mexico--Congresses.
Farms, Small--Mexico--Congresses.
Land reform--Mexico--Congresses.
Princeton subject headings:
Agriculture, Cooperative--Mexico--Congresses.
Farms, Small--Government policy--Mexico--Congresses.
Farms, Small--Mexico--Congresses.
Land reform--Mexico--Congresses.