APA (7. basım) Alıntı
World Health Organization. (2019). World report on vision. World Health Organization.
Chicago Style (17. basım) Atıf
World Health Organization. World Report on Vision. Ginebra: World Health Organization, 2019.
MLA (9th ed.) Atıf
World Health Organization. World Report on Vision. World Health Organization, 2019.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..