Columbia subject headings:
Latin America--Emigration and immigration.
Mexico--Emigration and immigration--Economic aspects.
Mexico--Emigration and immigration--Social aspects.
Spain--Emigration and immigration.
United States--Emigration and immigration.
Harvard subject headings:
Latin America--Emigration and immigration.
Mexico--Emigration and immigration--Economic aspects.
Mexico--Emigration and immigration--Social aspects.
Spain--Emigration and immigration.
United States--Emigration and immigration.
Princeton subject headings:
Latin America--Emigration and immigration.
Mexico--Emigration and immigration--Economic aspects.
Mexico--Emigration and immigration--Social aspects.
Novels.
Spain--Emigration and immigration.
United States--Emigration and immigration.