APA (7th ed.) Zitazioa
Pillar, P. R. (2001). Terrorism and U.S. foreign policy. Brookings Institution Press.
Chicago Style (17th ed.) Zitazioa
Pillar, Paul R. Terrorism and U.S. Foreign Policy. Washington, D.C.: Brookings Institution Press, 2001.
MLA (9th ed.) Zitazioa
Pillar, Paul R. Terrorism and U.S. Foreign Policy. Brookings Institution Press, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.