Press, C. (2021). Dr. Marina: Comparing the Covid-19 R0 in the past 2 to 4 weeks, it reflects the effectiveness of measures.
استشهاد بنمط شيكاغوPress, China. Dr. Marina: Comparing the Covid-19 R0 in the Past 2 to 4 Weeks, It Reflects the Effectiveness of Measures. 2021.
MLA استشهادPress, China. Dr. Marina: Comparing the Covid-19 R0 in the Past 2 to 4 Weeks, It Reflects the Effectiveness of Measures. 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.