Cita APA (7a ed.)

(2020). Síntomas de COVID-19. McGraw-Hill Education LLC..

Cita Chicago Style (17a ed.)

Síntomas De COVID-19. New York, N.Y.: McGraw-Hill Education LLC., 2020.

Cita MLA (9a ed.)

Síntomas De COVID-19. McGraw-Hill Education LLC., 2020.