Waterways Bird Survey: evaluation of population monitoring and appraisal of future requirements
Author(s): Langston, R.H.W., Marchant, J.H. & Gregory, R.D.
Editors(s): Boon, P.J. & Howell, D.L.
Published: January 1997
Publisher: The Stationery Office & Scottish Natural Heritage
ISBN: 10: 0114957541
Staff Author(s)
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