National University of Singapore. Institute for Mathematical Sciences, ebrary, Inc, Ma, S., & Xia, Y. (2009). Mathematical understanding of infectious disease dynamics. World Scientific.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National University of Singapore. Institute for Mathematical Sciences, Inc ebrary, Stefan Ma, و Yingcun Xia. Mathematical Understanding of Infectious Disease Dynamics. New Jersey: World Scientific, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National University of Singapore. Institute for Mathematical Sciences, et al. Mathematical Understanding of Infectious Disease Dynamics. World Scientific, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.