APA (7th ed.) Zitazioa
World Bank & ebrary, Inc. (2005). African development indicators, 2005. World Bank ; Eurospan [distributor].
Chicago Style (17th ed.) Zitazioa
World Bank eta Inc ebrary. African Development Indicators, 2005. Washington, D.C. : London: World Bank ; Eurospan [distributor], 2005.
MLA (9th ed.) Zitazioa
World Bank eta Inc ebrary. African Development Indicators, 2005. World Bank ; Eurospan [distributor], 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.