Cita APA (7th ed.)
ebrary, Inc, Lowther, A., & Lindsay, B. (2009). Terrorism's unanswered questions. Praeger Security International.
Cita Chicago (17th ed.)
ebrary, Inc, Adam Lowther, i Beverly Lindsay. Terrorism's Unanswered Questions. Westport, Conn.: Praeger Security International, 2009.
Cita MLA (9th ed.)
ebrary, Inc, et al. Terrorism's Unanswered Questions. Praeger Security International, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.