Kegley, C. W. (1990). International terrorism: Characteristics, causes, controls. St. Martin's.
Citazione stile Chigago Style (17a edizione)Kegley, Charles W. International Terrorism: Characteristics, Causes, Controls. New York, NY: St. Martin's, 1990.
Citatione MLA (9a ed.)Kegley, Charles W. International Terrorism: Characteristics, Causes, Controls. St. Martin's, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.