APA (7th ed.) Zitazioa
Neal, J. M. (2016). How the endocrine system works (Second edition.). Wiley Blackwell.
Chicago Style (17th ed.) Zitazioa
Neal, J. Matthew. How the Endocrine System Works. Second edition. Chichester, England: Wiley Blackwell, 2016.
MLA (9th ed.) Zitazioa
Neal, J. Matthew. How the Endocrine System Works. Second edition. Wiley Blackwell, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.