Columbia subject headings:
Harvard subject headings:
Greece--Economic conditions--1918-
Greece--Economic conditions--1918-1974.
Greece--Economic conditions--1974-
Greece--Social policy--History.
Labor supply--Greece--History.
Social security--Greece
Princeton subject headings:
International Labour Office.
Labor policy--Greece--History--20th century.
Labor--Greece--History--20th century.
Social policy--Greece--History--20th century.