Columbia subject headings:
Binder, Julius, 1925-
Constitutional history--Switzerland.
Environmental protection--Switzerland.
Political participation--Switzerland.
Switzerland--Politics and government--20th century.
Harvard subject headings:
Binder, Julius, 1925-
Constitutional history--Switzerland--Aargau.
Environmental protection--Switzerland.
Political participation--Switzerland
Switzerland--Politics and government--20th century.
Princeton subject headings: