Columbia subject headings:
Harvard subject headings:
Agriculture--Economic aspects--Spain--Galicia (Region)
Galicia (Spain : Region)--Social conditions.
Land use--Spain--Galicia (Region)
Peasants--Spain--Galicia (Region)
Princeton subject headings:
Agriculture--Economic aspects--Spain--San Martiño do Castro.
San Martiño do Castro (Spain)--Economic conditions.
San Martiño do Castro (Spain)--Population--History.
San Martiño do Castro (Spain)--Rural conditions.
San Martiño do Castro (Spain)--Social conditions.