APA (7th ed.) Zitazioa
ebrary, Inc, Lowther, A., & Lindsay, B. (2009). Terrorism's unanswered questions. Praeger Security International.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Adam Lowther, eta Beverly Lindsay. Terrorism's Unanswered Questions. Westport, Conn.: Praeger Security International, 2009.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Terrorism's Unanswered Questions. Praeger Security International, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.