Columbia subject headings:
Germany. Treaties, etc. 1939 August 23.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Europe, Central.
Harvard subject headings:
Germany. Treaties, etc. 1939 August 23.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Europe, Central.
Princeton subject headings:
Germany. Treaties, etc. 1939 August 23
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Europe, Central.