Cita APA (7a ed.)

Kubiak, R., & McLean, A. (2012). Why was the 2009 influenza pandemic in England so small? Public Library of Science.

Cita Chicago Style (17a ed.)

Kubiak, R., y A. McLean. Why Was the 2009 Influenza Pandemic in England so Small? Public Library of Science, 2012.

Cita MLA (9a ed.)

Kubiak, R., y A. McLean. Why Was the 2009 Influenza Pandemic in England so Small? Public Library of Science, 2012.