APA aipamena

Crawford, R. M. C. (1958). Placentography in Management of Placenta Praevia.

Chicago Style aipamena

Crawford, R. McG. C. Placentography in Management of Placenta Praevia. 1958.

MLA aipamena

Crawford, R. McG. C. Placentography in Management of Placenta Praevia. 1958.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.