Cita APA (7a ed.)

Hearnshaw, S., Logan, R., Palmer, K., Card, T., Travis, S., & Murphy, M. (2010). Outcomes following early red blood cell transfusion in acute upper gastrointestinal bleeding.

Cita Chicago Style (17a ed.)

Hearnshaw, SA, R. Logan, K. Palmer, T. Card, S. Travis, y M. Murphy. Outcomes Following Early Red Blood Cell Transfusion in Acute Upper Gastrointestinal Bleeding. 2010.

Cita MLA (9a ed.)

Hearnshaw, SA, et al. Outcomes Following Early Red Blood Cell Transfusion in Acute Upper Gastrointestinal Bleeding. 2010.