The various contrivances by which orchids are fertilised by insects.
By Charles Darwin... 6th impression
APA Citation
Darwin, C. (1899). The various contrivances by which orchids are fertilised by insects. (2d ed.) London: J. Murray.
MLA Citation
Darwin, Charles, 1809-1882. The Various Contrivances by Which Orchids Are Fertilised by Insects. (2d ed.) London: J. Murray, 1899.
Warning: These citations may not always be complete (especially for serials).