Columbia subject headings:
Anarchism--Spain--Benalup de Sidonia--History--20th century.
Peasant uprisings--Spain--Benalup de Sidonia--History--20th century.
Spain--History--Republic, 1931-1939.
Harvard subject headings:
Anarchism--Spain--Benalup de Sidonia--History--20th century.
Peasant uprisings--Spain--Benalup de Sidonia--History--20th century.
Spain--History--Republic, 1931-1939.
Princeton subject headings:
Anarchism--Spain--Benalup de Sidonia--History.
Benalup de Sidonia (Spain)--History--20th century.
Casas Viejas Massacre, Benalup de Sidonia, Spain, 1933.