APA (7th ed.) Zitazioa

Alexander, J. Security Systems and Nonlethal Technologies for Law Enforcement. SPIE Digital Library.

Chicago Style (17th ed.) Zitazioa

Alexander, John. Security Systems and Nonlethal Technologies for Law Enforcement. SPIE Digital Library.

MLA (9th ed.) Zitazioa

Alexander, John. Security Systems and Nonlethal Technologies for Law Enforcement. SPIE Digital Library.

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