World Peace Foundation, Brookings Institution, & Rotberg, R. I. (2005). Battling terrorism in the Horn of Africa. World Peace Foundation Press.
Chicago Style aipamenaWorld Peace Foundation, Brookings Institution, and Robert I. Rotberg. Battling Terrorism in the Horn of Africa. Cambridge, Mass: World Peace Foundation Press, 2005.
MLA aipamenaWorld Peace Foundation, et al. Battling Terrorism in the Horn of Africa. World Peace Foundation Press, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.