APA استشهاد

Selden, T. M., & Berdahl, T. A. (2020). Risk of Severe COVID-19 Among Workers and Their Household Members. JAMA Intern Med.

استشهاد بنمط شيكاغو

Selden, Thomas M., و Terceira A. Berdahl. "Risk of Severe COVID-19 Among Workers and Their Household Members." JAMA Intern Med 2020.

MLA استشهاد

Selden, Thomas M., و Terceira A. Berdahl. "Risk of Severe COVID-19 Among Workers and Their Household Members." JAMA Intern Med 2020.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.