Gutteridge, W. [. (1986). The New terrorism. Mansell.
Chicago Style (17th ed.) ZitazioaGutteridge, William [ed.]. The New Terrorism. London: Mansell, 1986.
MLA (9th ed.) ZitazioaGutteridge, William [ed.]. The New Terrorism. Mansell, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.