World Health Organization. (2010). Quantification addendum: International medical guide for ships (3rd.). World Health Organization.
Chicago Style aipamenaWorld Health Organization. Quantification Addendum: International Medical Guide for Ships. 3rd. Geneva, Switzerland: World Health Organization, 2010.
MLA aipamenaWorld Health Organization. Quantification Addendum: International Medical Guide for Ships. 3rd. World Health Organization, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.