(1978). Basic Tabulation List With Alphabetical Index. World Health Organization.
Chicago Style aipamenaBasic Tabulation List With Alphabetical Index. Ginebra: World Health Organization, 1978.
MLA aipamenaBasic Tabulation List With Alphabetical Index. World Health Organization, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.