Alexander, J. Security Systems and Nonlethal Technologies for Law Enforcement. SPIE Digital Library.
Citación estilo ChicagoAlexander, John. Security Systems and Nonlethal Technologies for Law Enforcement. SPIE Digital Library.
Cita MLAAlexander, John. Security Systems and Nonlethal Technologies for Law Enforcement. SPIE Digital Library.
Warning: These citations may not always be 100% accurate.