APA aipamena

Padula, W. V., & Davidson, P. M. (2020). Countries with High Registered Nurse (RN) Concentrations Observe Reduced Mortality Rates of Coronavirus Disease 2019 (COVID-19). SSRN.

Chicago Style aipamena

Padula, William V., and Patricia M. Davidson. "Countries With High Registered Nurse (RN) Concentrations Observe Reduced Mortality Rates of Coronavirus Disease 2019 (COVID-19)." SSRN 2020.

MLA aipamena

Padula, William V., and Patricia M. Davidson. "Countries With High Registered Nurse (RN) Concentrations Observe Reduced Mortality Rates of Coronavirus Disease 2019 (COVID-19)." SSRN 2020.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.