Columbia subject headings:
Harvard subject headings:
Neutrality--Turkey--History.
Turkey--History--1918-1960.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Turkey.
Princeton subject headings:
Neutrality--Turkey--History--20th century.
Turkey--History--1918-1960.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Turkey.