APA (7th ed.) Zitazioa
Johnson, H. F. (2016). South Sudan the untold story from independence to civil war. I. B. Tauris & Company.
Chicago Style (17th ed.) Zitazioa
Johnson, Hilde F. South Sudan the Untold Story from Independence to Civil War. London: I. B. Tauris & Company, 2016.
MLA (9th ed.) Zitazioa
Johnson, Hilde F. South Sudan the Untold Story from Independence to Civil War. I. B. Tauris & Company, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.