World Health Organization & World Federation of Neurology. (2004). Atlas country resources for neurological disorders. World Health Organization.
Chicago Style aipamenaWorld Health Organization and World Federation of Neurology. Atlas Country Resources for Neurological Disorders. Geneva, Switzerland: World Health Organization, 2004.
MLA aipamenaWorld Health Organization and World Federation of Neurology. Atlas Country Resources for Neurological Disorders. World Health Organization, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.