Columbia subject headings:
Harvard subject headings:
Debates and debating--Germany--Leipzig--History--20th century.
Freedom of speech--Germany--Leipzig--History--20th century.
Germany (East)--Politics and government--1989-1990.
Leipzig (Germany)--Politics and government--20th century.
Princeton subject headings:
Debates and debating--Germany--Leipzig--History--20th century.
Freedom of speech--Germany--Leipzig--History--20th century.
Germany (East)--Politics and government--1989-1990.
Leipzig (Germany)--Politics and government--20th century.