Seddon, H. J. (1966). Spina Bifida Discussed.
Chicago Style aipamenaSeddon, H. J. Spina Bifida Discussed. 1966.
MLA aipamenaSeddon, H. J. Spina Bifida Discussed. 1966.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena