APA (7th ed.) Zitazioa
Beckman, J. (2007). Comparative legal approaches to homeland security and anti-terrorism. Ashgate.
Chicago Style (17th ed.) Zitazioa
Beckman, James. Comparative Legal Approaches to Homeland Security and Anti-terrorism. Aldershot: Ashgate, 2007.
MLA (9th ed.) Zitazioa
Beckman, James. Comparative Legal Approaches to Homeland Security and Anti-terrorism. Ashgate, 2007.
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