APA (7th ed.) Zitazioa
Abbott, P. L. (2004). Natural Disasters (4th ed.). McGraw Higher Education.
Chicago Style (17th ed.) Zitazioa
Abbott, Partick L. Natural Disasters. 4th ed. New York: McGraw Higher Education, 2004.
MLA (9th ed.) Zitazioa
Abbott, Partick L. Natural Disasters. 4th ed. McGraw Higher Education, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.