Krasner, B. (2019). Influenza: How the flu changed history.
Cita Chicago Style (17a ed.)Krasner, Barbara. Influenza: How the Flu Changed History. 2019.
Cita MLA (8a ed.)Krasner, Barbara. Influenza: How the Flu Changed History. 2019.
Precaución: Estas citas no son 100% exactas.