O'Sullivan, D. (1963). Foetal Death after Pethidine and Promazine.
Chicago Style aipamenaO'Sullivan, Donal. Foetal Death After Pethidine and Promazine. 1963.
MLA aipamenaO'Sullivan, Donal. Foetal Death After Pethidine and Promazine. 1963.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.