APA aipamena

World Health Organization. (2008). International health regulations (2005) (Second edition.). World Health Organization.

Chicago Style aipamena

World Health Organization. International Health Regulations (2005). Second edition. Geneva: World Health Organization, 2008.

MLA aipamena

World Health Organization. International Health Regulations (2005). Second edition. World Health Organization, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.