Columbia subject headings:
Harvard subject headings:
Corruption--Portugal--Congresses.
Corruption--Spain--Congresses.
Portugal--Officials and employees--History--Congresses.
Spain--Officials and employees--History--Congresses.
Princeton subject headings:
Political corruption--Portugal--History--Congresses.
Political corruption--Spain--History--Congresses.
Portugal--Officials and employers--History--Congresses.
Portugal--Politics and government--17th century--Congresses.
Portugal--Politics and government--18th century--Congresses.
Spain--Officials and employees--History--Congresses.
Spain--Politics and government--17th century--Congresses.
Spain--Politics and government--18th century--Congresses.