Não informado. Reports and Notes of the Public Health Laboratories. Ministry of Public Health.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Reports and Notes of the Public Health Laboratories. Cairo: Ministry of Public Health.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Reports and Notes of the Public Health Laboratories. Ministry of Public Health.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.