Callen, J. P., & Meckler, R. J. Neurocutaneous disorders.
Chicago Style aipamenaCallen, Jeffrey P., and Roy J. Meckler. Neurocutaneous Disorders.
MLA aipamenaCallen, Jeffrey P., and Roy J. Meckler. Neurocutaneous Disorders.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.