APA (7th ed.) Zitazioa
Williams, K. (2005). 1000 Questions answer and explanations for global glacier mass balance. Himalayan Books.
Chicago Style (17th ed.) Zitazioa
Williams, Keith. 1000 Questions Answer and Explanations for Global Glacier Mass Balance. New Delhi: Himalayan Books, 2005.
MLA (9th ed.) Zitazioa
Williams, Keith. 1000 Questions Answer and Explanations for Global Glacier Mass Balance. Himalayan Books, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.