Columbia subject headings:
Catalonia (Spain)--Emigration and immigration.
Catalonia (Spain)--Social conditions.
Migration, Internal--Spain.
Teruel, Iván--Family.
Harvard subject headings:
Catalonia (Spain)--Emigration and immigration.
Catalonia (Spain)--Social conditions
Migration, Internal--Spain.
Teruel, Iván--Family.
Princeton subject headings:
Catalonia (Spain)--Emigration and immigration.
Catalonia (Spain)--Social conditions.
Migration, Internal--Spain.
Teruel, Iván--Family.