APA (7th ed.) Citation

Darwin, C. (1952). Journal of researches into the geology and natural history of the various countries visited by H. M. S. Beagle. Hafner.

Chicago Style (17th ed.) Citation

Darwin, Charles. Journal of Researches into the Geology and Natural History of the Various Countries Visited by H. M. S. Beagle. New York, London: Hafner, 1952.

MLA (9th ed.) Citation

Darwin, Charles. Journal of Researches into the Geology and Natural History of the Various Countries Visited by H. M. S. Beagle. Hafner, 1952.