Darwin, C. R., & Fitz Roy, R. (1902). Journal of researches into the natural history and geology of the countries visited during the voyage round the world of H.M.S. 'Beagle' under command of captain Fitz Roy, R.N. (2nd ed.). John Murray.
Cita Chicago Style (17a ed.)Darwin, Charles Robert, y Robert Fitz Roy. Journal of Researches into the Natural History and Geology of the Countries Visited During the Voyage Round the World of H.M.S. 'Beagle' Under Command of Captain Fitz Roy, R.N. 2nd ed. London: John Murray, 1902.
Cita MLA (8a ed.)Darwin, Charles Robert, y Robert Fitz Roy. Journal of Researches into the Natural History and Geology of the Countries Visited During the Voyage Round the World of H.M.S. 'Beagle' Under Command of Captain Fitz Roy, R.N. 2nd ed. John Murray, 1902.