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River ecology | Bok | 574.5(28) R Oxford : Blackwell, 1975. - 725 s. (Studies in ecology : vol. 2) - Språk: Engelsk | | 1975 |
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The restoration of land : The ecology and reclaimation of derelict and degraded land | Bok | 502.5 B Bradshaw, A.D. / - Oxford : Blackwell Scientific Publications, cop. 1980. [Bok]. - 317 s. (Studies in ecology : volume 6) - Språk: Engelsk | Bradshaw, A.D. | cop. 1980 |