APA (7th ed.) Zitazioa
McGuire, B. (2007). Surviving Armageddon: Solutions for a threatened planet. Oxford University Press.
Chicago Style (17th ed.) Zitazioa
McGuire, Bill. Surviving Armageddon: Solutions for a Threatened Planet. New York: Oxford University Press, 2007.
MLA (9th ed.) Zitazioa
McGuire, Bill. Surviving Armageddon: Solutions for a Threatened Planet. Oxford University Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.