Columbia subject headings:
Schmid-Ammann, Paul, 1900-
Switzerland--Politics and government--20th century.
Harvard subject headings:
Schmid-Ammann, Paul, 1900-
Socialism--Switzerland.
Socialists--Switzerland--Biography.
Switzerland--Politics and government--20th century.
Princeton subject headings:
Schmid-Amman, Paul, 1900-
Switzerland--Politics and government--20th century.