Bird monitoring methods : a manual of techniques for key UK species
Gillian Gilbert, David W. Gibbons and Julianne Evans
Bok Engelsk 1998
| Utgitt | Bedfordshire : Royal Society for the protection of birds , c1998
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|---|---|
| Omfang | 464 s. : fig.
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| Emner | fugler bestandsovervåking
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| ISBN | 1901930033
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