APA (7th ed.) Citation

Darwin, C., & Burkhardt, F. H. (1999). The correspondence of Charles Darwin. Cambridge University Press.

Chicago Style (17th ed.) Citation

Darwin, Charles, and Frederick H. Burkhardt. The Correspondence of Charles Darwin. Cambridge: Cambridge University Press, 1999.

MLA (9th ed.) Citation

Darwin, Charles, and Frederick H. Burkhardt. The Correspondence of Charles Darwin. Cambridge University Press, 1999.

Warning: These citations may not always be 100% accurate.