Bamford, J. The puzzle palace: Inside the National Security Agency, America's most secret intelligence organization / James Bamford. Surveillance Studies: A Reader.(2018).
Chicago-viite (17. p.)Bamford, James. "The Puzzle Palace: Inside the National Security Agency, America's Most Secret Intelligence Organization / James Bamford." Surveillance Studies: A Reader.(2018) .
MLA-viite (8. p.)Bamford, James. "The Puzzle Palace: Inside the National Security Agency, America's Most Secret Intelligence Organization / James Bamford." Surveillance Studies: A Reader.(2018), .
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.