Não informado. (1940). Diseases of the Nervous System. Physicians Postgraduate Press.
Cita Chicago Style (17a ed.)Não informado. Diseases of the Nervous System. New York: Physicians Postgraduate Press, 1940.
Cita MLA (8a ed.)Não informado. Diseases of the Nervous System. Physicians Postgraduate Press, 1940.
Precaución: Estas citas no son 100% exactas.