Não informado. (2003). Diseases of the Nervous System. Physicians Postgraduate Press.
Chicago-referens (17:e uppl.)Não informado. Diseases of the Nervous System. New York: Physicians Postgraduate Press, 2003.
MLA-referens (8:e uppl.)Não informado. Diseases of the Nervous System. Physicians Postgraduate Press, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.