Cita APA

Clarke, R., & McGuigan, J. (2003). Howard Morris Stevenson. BMJ Publishing Group Ltd.

Chicago Style Citation

Clarke, Richard, i Jim McGuigan. Howard Morris Stevenson. BMJ Publishing Group Ltd, 2003.

Cita MLA

Clarke, Richard, i Jim McGuigan. Howard Morris Stevenson. BMJ Publishing Group Ltd, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.