Não informado. (2003). Diseases of the Nervous System. Physicians Postgraduate Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Diseases of the Nervous System. New York: Physicians Postgraduate Press, 2003.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Diseases of the Nervous System. Physicians Postgraduate Press, 2003.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.