United Nations & International Strategy for Disaster Reduction. (2005). Know risk. Tudor Rose for and on behalf of the United Nations.
Chicago Style aipamenaUnited Nations and International Strategy for Disaster Reduction. Know Risk. [Leicester]: Tudor Rose for and on behalf of the United Nations, 2005.
MLA aipamenaUnited Nations and International Strategy for Disaster Reduction. Know Risk. Tudor Rose for and on behalf of the United Nations, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.