Columbia subject headings:
Harvard subject headings:
Sweden--History--Gustav V, 1907-1950--Congresses.
Switzerland--History--20th century--Congresses.
World War, 1939-1945--Economic aspects--Sweden--Congresses.
World War, 1939-1945--Economic aspects--Switzerland--Congresses.
World War, 1939-1945--Sweden--Congresses.
World War, 1939-1945--Switzerland--Congresses.
Princeton subject headings:
Sweden--History--Gustav V, 1907-1950--Congresses.
Switzerland--History--20th century--Congresses.
World War, 1939-1945--Economic aspects--Sweden--Congresses.
World War, 1939-1945--Economic aspects--Switzerland--Congresses.
World War, 1939-1945--Sweden--Congresses.
World War, 1939-1945--Switzerland--Congresses.