APA aipamena

OMS. Vitamin A deficency and its consequences. Geneva: OMS.

Chicago Style aipamena

OMS. Vitamin A Deficency and Its Consequences. Geneva: OMS.

MLA aipamena

OMS. Vitamin A Deficency and Its Consequences. Geneva: OMS.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.