Cita APA (7a ed.)

Li, Y., & Robertson, I. (2021). The epidemiology of swine influenza. BMC.

Cita Chicago Style (17a ed.)

Li, Yin, y Ian Robertson. The Epidemiology of Swine Influenza. BMC, 2021.

Cita MLA (8a ed.)

Li, Yin, y Ian Robertson. The Epidemiology of Swine Influenza. BMC, 2021.