Columbia subject headings:
Constitutional history--Soviet Union.
Representative government and representation--Soviet Union--History.
Soviet Union. Verkhovnyĭ Sovet--History.
Harvard subject headings:
Constitutional history--Soviet Union
Representative government and representation--Soviet Union--History.
Soviet Union. Verkhovnyĭ Sovet--History.
Princeton subject headings:
Constitutional history--Soviet Union.
Representative government and representation--Soviet Union--History.
Soviet Union. Verkhovnyĭ Sovet--History.