Cita APA

Higson, N. (2005). Sit up and take notice about avian flu. BMJ Publishing Group Ltd.

Chicago Style Citation

Higson, Nigel. Sit Up and Take Notice About Avian Flu. BMJ Publishing Group Ltd, 2005.

Cita MLA

Higson, Nigel. Sit Up and Take Notice About Avian Flu. BMJ Publishing Group Ltd, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.