Não informado. (2001). Studies from the Division of Laboratories and Research. New York State Department of Health.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Studies from the Division of Laboratories and Research. Albany, NY: New York State Department of Health, 2001.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Studies from the Division of Laboratories and Research. New York State Department of Health, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.