World Health Organization & World Health Assembly. (1977). The SI for the health professions: Prepared at the request of the thirtieth World Health Assembly. World Health Organization.
Chicago Style aipamenaWorld Health Organization and World Health Assembly. The SI for the Health Professions: Prepared at the Request of the Thirtieth World Health Assembly. Geneva: World Health Organization, 1977.
MLA aipamenaWorld Health Organization and World Health Assembly. The SI for the Health Professions: Prepared at the Request of the Thirtieth World Health Assembly. World Health Organization, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.