Bayley, D. H. (2006). Changing the guard: Developing democratic police abroad. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Bayley, David H. Changing the Guard: Developing Democratic Police Abroad. New York: Oxford University Press, 2006.
Lua MLA (8ú heag.)Bayley, David H. Changing the Guard: Developing Democratic Police Abroad. Oxford University Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.