Cita APA (7a ed.)

Surman, G., Hemming, K., Platt, M., Parkes, J., Green, A., Hutton, J., & Kurinczuk, J. (2009). Children with cerebral palsy: Severity and trends over time.

Cita Chicago Style (17a ed.)

Surman, G., K. Hemming, M. Platt, J. Parkes, A. Green, J. Hutton, y J. Kurinczuk. Children with Cerebral Palsy: Severity and Trends over Time. 2009.

Cita MLA (9a ed.)

Surman, G., et al. Children with Cerebral Palsy: Severity and Trends over Time. 2009.