Bouma, H. Counterterrorism, Crime Fighting, Forensics, and Surveillance Technologies IV. SPIE Digital Library.
Chicago-viite (17. p.)Bouma, Henri. Counterterrorism, Crime Fighting, Forensics, and Surveillance Technologies IV. SPIE Digital Library.
MLA-viite (9. p.)Bouma, Henri. Counterterrorism, Crime Fighting, Forensics, and Surveillance Technologies IV. SPIE Digital Library.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.