APA (7th ed.) Zitazioa
ebrary, Inc, Shaarawy, T., Grehn, F., & Sherwood, M. (2009). WGA guidelines on design and reporting of glaucoma surgical trials. Kugler Publications.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, T. Shaarawy, F. Grehn, eta M. Sherwood. WGA Guidelines on Design and Reporting of Glaucoma Surgical Trials. The Hague, The Netherlands: Kugler Publications, 2009.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. WGA Guidelines on Design and Reporting of Glaucoma Surgical Trials. Kugler Publications, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.