Columbia subject headings:
Ardahan (Turkey)--Economic conditions--Congresses.
Ardahan (Turkey)--Politics and government--Congresses.
Ardahan (Turkey)--Social conditions--Congresses.
Harvard subject headings:
Ardahan (Turkey)--Economic conditions--Congresses.
Ardahan (Turkey)--Politics and government--Congresses.
Ardahan (Turkey)--Social conditions--Congresses.
Princeton subject headings:
Ardahan (Turkey)--Economic conditions.
Ardahan (Turkey)--Politics and government.
Ardahan (Turkey)--Social conditions.