APA (7th ed.) Zitazioa
ebrary, Inc, Gill, G. V., Pickup, J. C., & Williams, G., MD. (2001). Difficult diabetes. Blackwell Science.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Geoffrey V. Gill, John C. Pickup, eta Gareth Williams, MD. Difficult Diabetes. Oxford ; Malden, MA: Blackwell Science, 2001.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Difficult Diabetes. Blackwell Science, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.