Columbia subject headings:
Confidential communications--Press--Europe.
Confidential communications--Press.
Freedom of the press--Europe.
Freedom of the press.
Journalists--Legal status, laws, etc.
Journalists--Legal status, laws, etc.--Europe.
Harvard subject headings:
Confidential communications--Press--Europe.
Freedom of the press--Europe
Journalists--Legal status, laws, etc.--Europe.
Princeton subject headings: