Columbia subject headings:
Harvard subject headings:
Censorship--Europe, Central--History--20th century.
Censorship--Europe, Eastern--History--20th century.
Censorship--Europe, Eastern.
Censorship--Political aspects--Europe, Central--20th century.
Censorship--Political aspects--Europe, Eastern--20th century.
Communication in politics--Europe, Central.
Communication in politics--Europe, Eastern.
Freedom of the press--Europe, Central.
Freedom of the press--Europe, Eastern.
Princeton subject headings:
Censorship--Europe, Eastern.
Communication in politics--Europe, Central.
Communication in politics--Europe, Eastern.
Freedom of the press--Europe, Central.
Freedom of the press--Europe, Eastern.