Columbia subject headings:
Harvard subject headings:
Arab countries--Foreign relations--Germany.
Germany--Foreign relations--Arab countries.
Germany--History--1871-1918.
Great Britain--Colonies--Asia.
Islam and politics--Middle East.
Turkey--History--Ottoman Empire, 1288-1918.
World War, 1914-1918--Campaigns--Middle East
World War, 1914-1918--Middle East.
Princeton subject headings:
Arab countries--Foreign relations--Germany.
Germany--Foreign relations--Arab countries.
World War, 1914-1918--Middle East.