APA (7th ed.) Citation

Burkhardt, F., Pearn, A., & Evans, S. (2008). Evolution: Selected Letters of Charles Darwin 1860-1870. Cambridge University Press. https://doi.org/10.1017/CBO9780511542596

Chicago Style (17th ed.) Citation

Burkhardt, Frederick, Alison Pearn, and Samantha Evans. Evolution: Selected Letters of Charles Darwin 1860-1870. Leiden: Cambridge University Press, 2008. https://doi.org/10.1017/CBO9780511542596.

MLA (9th ed.) Citation

Burkhardt, Frederick, et al. Evolution: Selected Letters of Charles Darwin 1860-1870. Cambridge University Press, 2008. https://doi.org/10.1017/CBO9780511542596.