See: Blacklisted: the book - Official trailer (Reel News, link), New book puts spotlight on role of covert police in human rights controversy (The Guardian, link) and Every Man a Capitalist: The long history of
See: Blacklisted: the book – Official trailer (Reel News, link), New book puts spotlight on role of covert police in human rights controversy (The Guardian, link) and Every Man a Capitalist: The long history of monitoring unsuitable workers in the UK by Trevor Hemmings (Statewatch Journal, August 2013)