Conn, H.W. The method of evolution : A review of the present attitude of science toward the question of the laws and forces which have brought about the origin of species : illustrated / By H. W. Conn; H.W. Conn .— : G. P. Putnam's sons, 1900 .— 419 с. — Lang: eng .— URL: https://rucont.ru/efd/117409 (дата обращения: 28.11.2025)