Citação norma APA

van Walraven, C., Hart, R., Connolly, S., Austin, P., Mant, J., Hobbs, F., . . . Singer, D. (2009). Effect of age on stroke prevention therapy in patients with atrial fibrillation: The atrial fibrillation investigators.

Citação norma Chicago

van Walraven, C., et al. Effect of Age on Stroke Prevention Therapy in Patients with Atrial Fibrillation: The Atrial Fibrillation Investigators. 2009.

Citação norma MLA

van Walraven, C., et al. Effect of Age on Stroke Prevention Therapy in Patients with Atrial Fibrillation: The Atrial Fibrillation Investigators. 2009.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.