Columbia subject headings:
Harvard subject headings:
Aragon (Spain)--History--Peter IV, 1336-1387.
Aragon (Spain)--Politics and government.
Law--Italy--Sardinia--History.
Law--Italy--Sardinia--Sources.
Legislative bodies--Italy--Sardinia--History.
Sardinia (Italy)--History--Aragonese and Spanish rule, 1297-1708--Sources.
Sardinia (Italy)--Politics and government--Sources.
Princeton subject headings:
Aragon (Spain)--History--Peter IV, 1336-1387.
Aragon (Spain)--Politics and government.
Law--Italy--Sardinia--History.
Law--Italy--Sardinia--Sources.
Legislative bodies--Italy--Sardinia--History.
Sardinia (Italy)--History--Aragonese and Spanish rule, 1297-1708--Sources.
Sardinia (Italy)--Politics and government--Sources.