Não informado. (2003). Education of the Visually Handicapped. Association for Education of the Visually Handicapped.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Education of the Visually Handicapped. Philadelphia, Pa: Association for Education of the Visually Handicapped, 2003.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Education of the Visually Handicapped. Association for Education of the Visually Handicapped, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.