WHO. International digest of health legislation: Vol.45(2)/1994. Geneva: WHO.
Chicago Style aipamenaWHO. International Digest of Health Legislation: Vol.45(2)/1994. Geneva: WHO.
MLA aipamenaWHO. International Digest of Health Legislation: Vol.45(2)/1994. Geneva: WHO.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.