Markowitz, J. S. (2020). Mortality and Its Risk Factors Among Professional Athletes. Springer International Publishing.
استشهاد بنمط شيكاغوMarkowitz, Jeffrey S. Mortality and Its Risk Factors Among Professional Athletes. Springer International Publishing, 2020.
MLA استشهادMarkowitz, Jeffrey S. Mortality and Its Risk Factors Among Professional Athletes. Springer International Publishing, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.