Columbia subject headings:
Serbia--Foreign relations--Turkey.
Serbia--History.
Turkey--Foreign relations--Serbia.
Umar, Süha.
Harvard subject headings:
Serbia--Foreign relations--Turkey.
Serbia--History.
Turkey--Foreign relations--Serbia.
Umar, Süha.
Princeton subject headings:
Serbia--Foreign relations--Turkey.
Serbia--History.
Turkey--Foreign relations--Serbia.
Umar, Süha.