Cita APA

Turnbull, G., & Hay, J. (2005). William James Hay. BMJ Publishing Group Ltd.

Chicago Style Citation

Turnbull, George, i John Hay. William James Hay. BMJ Publishing Group Ltd, 2005.

Cita MLA

Turnbull, George, i John Hay. William James Hay. BMJ Publishing Group Ltd, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.