APA (7th ed.) Citation

Barrett, P. H., & Freeman, R. B. (2016). The works of Charles Darwin, Volume 8, The geology of the voyage of H.M.S. beagle. Routledge.

Chicago Style (17th ed.) Citation

Barrett, Paul H., and R. B. Freeman. The Works of Charles Darwin, Volume 8, The Geology of the Voyage of H.M.S. Beagle. London: Routledge, 2016.

MLA (9th ed.) Citation

Barrett, Paul H., and R. B. Freeman. The Works of Charles Darwin, Volume 8, The Geology of the Voyage of H.M.S. Beagle. Routledge, 2016.