International Medical Society of Paraplegia. (1997). Spinal Cord. International Medical Society of Paraplegia.
Chicago Style aipamenaInternational Medical Society of Paraplegia. Spinal Cord. America: International Medical Society of Paraplegia, 1997.
MLA aipamenaInternational Medical Society of Paraplegia. Spinal Cord. International Medical Society of Paraplegia, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.