Wilkinson, P. (2011). Terrorism versus democracy (3rd ed.). Routledge.
Chicago Style aipamenaWilkinson, Paul. Terrorism Versus Democracy. 3rd ed. Milton Park, Abingdon, Oxon, [England] ; New York: Routledge, 2011.
MLA aipamenaWilkinson, Paul. Terrorism Versus Democracy. 3rd ed. Routledge, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.