Columbia subject headings:
Social change--Turkey.
Turkey--Civilization--20th century--Congresses.
Turkey--Social life and customs--20th century.
Harvard subject headings:
Güngör, Erol--Congresses.
Social change--Turkey--Congresses.
Turkey--Civilization--20th century--Congresses.
Turkey--Social life and customs--20th century--Congresses.
Princeton subject headings:
Güngör, Erol--Congresses.
Social change--Turkey--Congresses.
Turkey--Civilization--20th century--Congresses.
Turkey--Social life and customs--20th century--Congresses.