Columbia subject headings:
Harvard subject headings:
Entre Ríos (Argentina)--Emigration and immigration.
Ethnology--Argentina--Entre Ríos.
Ethnology--Argentina--Gualeguay.
Gualeguay (Argentina)--Emigration and immigration--History.
Gualeguay (Argentina)--Emigration and immigration.
Immigrants--Argentina--Entre Ríos.
Immigrants--Argentina--Gualeguay.
Princeton subject headings:
Gualeguay (Argentina)--Emigration and immigration--History.