Columbia subject headings:
Harvard subject headings:
G., Hanni, 1902-
H., Walter, 1895-
Switzerland--History--20th century--Case studies.
Switzerland--Social conditions--1945---Case studies.
Princeton subject headings:
G., Hanni, 1902-
H., Walter, 1895-
Switzerland--History--20th century--Case studies.
Switzerland--Social conditions--Case studies.