Norman, J. E. (1997). Iatrogenic accessory nerve injury. Royal College of Surgeons of England.
Chicago Style aipamenaNorman, J. E. Iatrogenic Accessory Nerve Injury. Royal College of Surgeons of England, 1997.
MLA aipamenaNorman, J. E. Iatrogenic Accessory Nerve Injury. Royal College of Surgeons of England, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.