Columbia subject headings:
Harvard subject headings:
Constitutional law--Italy--Congresses
Cossiga, Francesco--Political and social views--Congresses.
Executive power--Italy--Congresses.
Presidents--Italy--Congresses.
Princeton subject headings:
Constitutional law--Italy--Congresses.
Cossiga, Francesco--Political and social views--Congresses.
Presidents--Italy--Power and duties--Congresses.