Fish counting stations : notes for guidance in their design and use /
by R.B. Russell.
Bok Engelsk 1978 R. B. Russell
Utgitt | [London] : : Department of the Environment, , 1978.
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Omfang | x,70,[1],27p. : : ill. ;
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Emner | |
Dewey | |
ISBN | Unpriced (pbk)
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