Columbia subject headings:
Harvard subject headings:
Iraq--Foreign relations--Turkey.
Kurdistān (Iraq)--History.
Kurds--Iraq--History.
Kurds--Turkey--History
Turkey--Foreign relations--Iraq.
Princeton subject headings:
Iraq--Foreign relations--Turkey.
Kurdistān (Iraq)--History.
Kurds--Iraq--History.
Kurds--Turkey--History.
Turkey--Foreign relations--Iraq.