APA (7th ed.) Citation

Darwin, C., & Burkhardt, F. (2016). The correspondence of Charles Darwin. Cambridge University Press. https://doi.org/10.1017/9781316848166

Chicago Style (17th ed.) Citation

Darwin, Charles, and Frederick Burkhardt. The Correspondence of Charles Darwin. New York: Cambridge University Press, 2016. https://doi.org/10.1017/9781316848166.

MLA (9th ed.) Citation

Darwin, Charles, and Frederick Burkhardt. The Correspondence of Charles Darwin. Cambridge University Press, 2016. https://doi.org/10.1017/9781316848166.