APA (7th ed.) Zitazioa

Journal of Reproduction and Fertility. Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Journal of Reproduction and Fertility. Cambridge University Press.

MLA (9th ed.) Zitazioa

Journal of Reproduction and Fertility. Cambridge University Press.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.