Não informado. (1967). Epilepsy abstracts. National Institute of Neurological Diseases and Blindness.
Chicago-referens (17:e uppl.)Não informado. Epilepsy Abstracts. Bethesda, Md: National Institute of Neurological Diseases and Blindness, 1967.
MLA-referens (8:e uppl.)Não informado. Epilepsy Abstracts. National Institute of Neurological Diseases and Blindness, 1967.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.