Cita APA

Palfrey, P., & Palfrey, J. (2003). Peter Edward Morris. BMJ Publishing Group Ltd.

Chicago Style Citation

Palfrey, Penny, i John Palfrey. Peter Edward Morris. BMJ Publishing Group Ltd, 2003.

Cita MLA

Palfrey, Penny, i John Palfrey. Peter Edward Morris. BMJ Publishing Group Ltd, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.