Cita APA

Kirkwood, T. B. L. (2003). The most pressing problem of our age. BMJ Publishing Group Ltd.

Chicago Style Citation

Kirkwood, Thomas B L. The Most Pressing Problem of Our Age. BMJ Publishing Group Ltd, 2003.

Cita MLA

Kirkwood, Thomas B L. The Most Pressing Problem of Our Age. BMJ Publishing Group Ltd, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.