Columbia subject headings:
Harvard subject headings:
European Union countries--Foreign relations--Germany.
European Union countries--Foreign relations--Turkey.
European Union--Germany.
European Union--Turkey.
Germany--Foreign relations--European Union countries.
Germany--Foreign relations--Turkey.
Turkey--Foreign relations--European Union countries.
Turkey--Foreign relations--Germany.
Turks--Europe.
Princeton subject headings:
European Union countries--Economic integration.
European Union--Turkey.
Turks--Europe.