APA (7th ed.) Zitazioa
World Bank & ebrary, Inc. (2012). The little data book on climate change: 2011. World Bank.
Chicago Style (17th ed.) Zitazioa
World Bank eta Inc ebrary. The Little Data Book on Climate Change: 2011. Washington, D.C.: World Bank, 2012.
MLA (9th ed.) Zitazioa
World Bank eta Inc ebrary. The Little Data Book on Climate Change: 2011. World Bank, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.