Principles of geology : being an inquiry how far the former changes of the earth's surface are referable to causes now in operation : in 4 vol5 ed. Vol. 1 .— 5. ed. — : Murray, 1837 .— 514 с. — Lang: eng .— URL: https://rucont.ru/efd/88294 (дата обращения: 06.08.2024)