(603842), R. B., (18015919), J. D. S., (416329), S. F., (9714575), P. S. B., (11009826), H. R. T., (3232395), S. R., . . . (117403), T. V. (2020). Trends in prevalence of blindness and distance and near vision impairment over 30 years: An analysis for the Global Burden of Disease Study.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)(603842), Rupert Bourne, et al. Trends in Prevalence of Blindness and Distance and Near Vision Impairment over 30 Years: An Analysis for the Global Burden of Disease Study. 2020.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)(603842), Rupert Bourne, et al. Trends in Prevalence of Blindness and Distance and Near Vision Impairment over 30 Years: An Analysis for the Global Burden of Disease Study. 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.