Não informado. Communicable Disease Morbidity Statistics. State Board of Health, Public Health Statistics Section.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Communicable Disease Morbidity Statistics. Raleigh, NC: State Board of Health, Public Health Statistics Section.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Communicable Disease Morbidity Statistics. State Board of Health, Public Health Statistics Section.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.