Columbia subject headings:
Europe--Ethnic relations.
Foreign workers, Turkish--Europe.
Immigrants--Europe.
Turkey--Emigration and immigration.
Turks--Europe.
Harvard subject headings:
Europe--Ethnic relations.
Foreign workers, Turkish--Europe.
Immigrants--Europe
Turkey--Emigration and immigration.
Turks--Europe.
Princeton subject headings:
Europe--Ethnic relations.
Foreign workers, Turkish--Europe.
Immigrants--Europe.
Turkey--Emigration and immigration.
Turks--Europe.