Columbia subject headings:
Harvard subject headings:
Algeria--Emigration and immigration
Algerians--Italy--Sardinia.
Illegal immigration--Italy--Sardinia.
Immigrants--Italy--Sardinia.
Noncitizens--Italy--Sardinia.
Sardinia (Italy)--Emigration and immigration.
Princeton subject headings:
Algeria--Emigration and immigration.
Algerians--Italy--Sardinia.
Illegal aliens--Italy--Sardinia.
Immigrants--Italy--Sardinia.
Sardinia (Italy)--Emigration and immigration.