Cita APA

Douglass, A., Bramble, M. G., & Barrison, I. (2005). National survey of UK emergency endoscopy units. BMJ Publishing Group Ltd.

Citación estilo Chicago

Douglass, Andrew, Michael G. Bramble, and Ian Barrison. National Survey of UK Emergency Endoscopy Units. BMJ Publishing Group Ltd, 2005.

Cita MLA

Douglass, Andrew, Michael G. Bramble, and Ian Barrison. National Survey of UK Emergency Endoscopy Units. BMJ Publishing Group Ltd, 2005.

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