Columbia subject headings:
Foreign workers, Turkish--Europe.
Labor--Turkey.
Turkey--Emigration and immigration.
Turkey--Rural conditions.
Harvard subject headings:
Foreign workers, Turkish--Europe.
Turkey--Emigration and immigration.
Turkey--Rural conditions.
Working class--Turkey
Princeton subject headings:
Foreign workers, Turkish--Europe.
Labor--Turkey.
Turkey--Emigration and immigration.
Turkey--Rural conditions.