Columbia subject headings:
Harvard subject headings:
Democratization--Greece--Congresses.
Democratization--Portugal--Congresses.
Democratization--Spain--Congresses.
Greece--Politics and government--1974---Congresses.
Portugal--Politics and government--1974---Congresses.
Spain--Politics and government--1975-1982--Congresses.
Princeton subject headings:
Democratization--Greece--Congresses.
Democratization--Portugal--Congresses.
Democratization--Spain--Congresses.
Greece--Politics and government--1974---Congresses.
Portugal--Politics and government--1974---Congresses.
Spain--Politics and government--1975---Congresses.