ebrary, Inc, Lowther, A., & Lindsay, B. (2009). Terrorism's unanswered questions. Praeger Security International.
Citazione stile Chigago Style (17a edizione)ebrary, Inc, Adam Lowther, e Beverly Lindsay. Terrorism's Unanswered Questions. Westport, Conn.: Praeger Security International, 2009.
Citatione MLA (9a ed.)ebrary, Inc, et al. Terrorism's Unanswered Questions. Praeger Security International, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.