Annan, K. A. Interventions: Life in war and peace.
Chicago Style (17th ed.) ZitazioaAnnan, Kofi A. Interventions: Life in War and Peace.
MLA (9th ed.) ZitazioaAnnan, Kofi A. Interventions: Life in War and Peace.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.