Columbia subject headings:
Elections--Spain--La Rioja.
La Rioja (Spain)--Politics and government.
Spain--History--Republic, 1931-1939.
Harvard subject headings:
Princeton subject headings:
Elections--Spain--Logroño (Province)--History--20th century.
Logroño (Spain : Province)--Politics and government.
Spain--Politics and government--1923-1930.
Spain--Politics and government--1931-1939.