APA (7th ed.) Zitazioa
Spears, I. S. (2010). Civil war in African states: The search for security. FirstForumPress.
Chicago Style (17th ed.) Zitazioa
Spears, Ian S. Civil War in African States: The Search for Security. Boulder, Colorado: FirstForumPress, 2010.
MLA (9th ed.) Zitazioa
Spears, Ian S. Civil War in African States: The Search for Security. FirstForumPress, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.