Columbia subject headings:
Algiers (Algeria)--Emigration and immigration.
Spain--Emigration and immigration.
Spaniards--Algeria--Algiers (Province)
Harvard subject headings:
Algeria--Emigration and immigration.
Spaniards--Algeria--History.
Princeton subject headings:
Algiers (Algeria)--Emigration and immigration.
Spain--Emigration and immigration.
Spaniards--Algeria--Algiers (Province).