Columbia subject headings:
Harvard subject headings:
Cuba--Emigration and immigration--History--20th century.
Immigrants--Cuba--History--20th century.
Return migration--Spain--History--20th century.
Spain--Emigration and immigration--History--20th century.
Spaniards--Cuba--Attitudes--History--20th century.
Spaniards--Cuba--History--20th century.
Princeton subject headings:
Cuba--Emigration and immigration--History--20th century.
Oral history.
Spain--Emigration and immigration--History--20th century.
Spaniards--Cuba--History--20th century.