Columbia subject headings:
Turkey--Ethnic relations--20th century.
Turkey--Foreign relations--20th century.
Turkey--History--20th century.
Turkey--Politics and government--20th century.
Harvard subject headings:
Turkey--Ethnic relations--20th century.
Turkey--Foreign relations--20th century.
Turkey--History--20th century.
Turkey--Politics and government--20th century.
Princeton subject headings:
Turkey--Ethnic relations--20th century.
Turkey--Foreign relations--20th century.
Turkey--History--20th century.
Turkey--Politics and government--20th century.