P. J. Craig Natural environment and the biogeochemical cycles - Berlin Springer Verlag 1980 - 258p P. J. Craig; J. Emsley; D. J. Faulkner & P. M. Huang: Natural environment and the biogeochemical cycles. Berlin. Springer Verlag, 1980. 3-540-09688-4--(574.52CRA) ENGLISH ISBN: 3-540-09688-4 Dewey Class. No.: 574.52 / HUT