Columbia subject headings:
Data protection--Law and legislation--Europe.
Privacy, Right of--Europe.
Telecommunication--Europe.
Telephone--Europe.
Harvard subject headings:
Data protection--Law and legislation--Europe
Privacy, Right of--Europe
Telecommunication--Law and legislation--Europe.
Telephone--Law and legislation--Europe.
Princeton subject headings:
Data protection--Law and legislation--Europe.
Privacy, Right of--Europe.
Telecommunication--Law and legislation--Europe.
Telephone--Law and legislation--Europe.