APA aipamena

(1995). Region at risk: Comparisons of threatened environments. Tokyo: United Nations Univ.

Chicago Style aipamena

Region At Risk: Comparisons of Threatened Environments. Tokyo: United Nations Univ, 1995.

MLA aipamena

Region At Risk: Comparisons of Threatened Environments. Tokyo: United Nations Univ, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.