Columbia subject headings:
Harvard subject headings:
Civil rights--Spain--Congresses.
Constitutional history--Spain--Congresses.
Spain--Politics and government--Congresses.
Spain. Constitución (1978)--Congresses.
Princeton subject headings:
Civil rights--Spain--Congresses.
Constitutional history--Spain--Congresses.
Spain--Politics and government--Congresses.
Spain. Constitución (1978)--Congresses.