por Darwin, Charles, 1809-1882 [autor] | Smith, Sydney, 1911- [editor] | Burkhardt, Frederick, 1912-2007 [editor] | University of Cambridge.
por Ruse, Michael [autor] | Darwin, Charles, 1809-1882. El Origen de las Especies.
por Darwin, Charles, 1809-1882 | Burkhardt, Frederick, 1912-2007 [editor] | Browne, Janet [prologuista] | Soler, Martí [traductor] | Darwin, Charles, 1809-1882. The Beagle letters.