Columbia subject headings:
Harvard subject headings:
Constitutional history--Spain--20th century.
Spain--Politics and government--1975-1982.
Spain. Cortes Generales--History--20th century.
Spain. Cortes--History--20th century.
Princeton subject headings:
Constitutional history--Spain--History--20th century.
Spain--Politics and government--1975-1982.
Spain. Cortes--History--20th century.