Não informado. (1969). The Year book of neurology and neurosurgery. Year Book Medical Publishers.
Citação do estilo Chicago (17ª ed.)Não informado. The Year Book of Neurology and Neurosurgery. Chicago, Ill: Year Book Medical Publishers, 1969.
Citação MLA (8ª ed.)Não informado. The Year Book of Neurology and Neurosurgery. Year Book Medical Publishers, 1969.
警告：這些引文格式不一定是100％准確.