Não informado. (1964). Influenza: An annotated bibliography. Library of the College of Physicians, Medical Documentation Service.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Influenza: An Annotated Bibliography. Philadelphia, Pa: Library of the College of Physicians, Medical Documentation Service, 1964.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Influenza: An Annotated Bibliography. Library of the College of Physicians, Medical Documentation Service, 1964.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.