MLA

Guest, Paul C. Identification of Biomarkers, New Treatments, and Vaccines for Covid-19. Springer, 2021.

APA

Guest, P. C. (2021). Identification of Biomarkers, New Treatments, and Vaccines for COVID-19. Springer.

Chicago

Guest, Paul C. Identification of Biomarkers, New Treatments, and Vaccines for COVID-19. : Springer, 2021.