Columbia subject headings:
Sivrihisar (Eskişehir İli, Turkey)--Health--History--Sources.
Sivrihisar (Eskişehir İli, Turkey)--History--Sources.
Sivrihisar (Eskişehir İli, Turkey)--Politics and government--Sources.
Sivrihisar (Eskişehir İli, Turkey)--Social life and customs--Sources.
Harvard subject headings:
Medical care--Turkey--Sivrihisar (Eskişehir İli)--History--Sources.
Medicine--Turkey--Sivrihisar (Eskişehir İli)--History--Sources.
Sivrihisar (Eskişehir İli, Turkey)--History--Sources.
Sivrihisar (Eskişehir İli, Turkey)--Politics and government.
Sivrihisar (Eskişehir İli, Turkey)--Social life and customs.
Princeton subject headings:
Sivrihisar (Eskişehir İli, Turkey)--Health--History--Sources.
Sivrihisar (Eskişehir İli, Turkey)--History--Sources.
Sivrihisar (Eskişehir İli, Turkey)--Politics and government--Sources.
Sivrihisar (Eskişehir İli, Turkey)--Social life and customs--History--Sources.