Hodge, J., & Radick, G. (2006). The Cambridge Companion to Darwin: Ed. by Jonathan Hodge and Gregory Radick. Cambridge Univ. Press.
Cita Chicago (17th ed.)Hodge, Johathan, i Gregory Radick. The Cambridge Companion to Darwin: Ed. by Jonathan Hodge and Gregory Radick. Cambridge [u.a.]: Cambridge Univ. Press, 2006.
Cita MLA (8th ed.)Hodge, Johathan, i Gregory Radick. The Cambridge Companion to Darwin: Ed. by Jonathan Hodge and Gregory Radick. Cambridge Univ. Press, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.